Robots

MEVITA - Open Source Bipedal Robot

MEVITA open source bipedal robot
  • A. Iwata, K. Kawaharazuka, K. Yoneda, T. Hattori, K. Okada
    Robust Brachiation on a Life-Sized Dual-Arm Robot Using Waypoint-Guided Reinforcement Learning, in 2026 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2026), 2026
    [Arxiv Link] [Project Page] [Video]
  • K. Kawaharazuka, S. Sawaguchi, A. Iwata, K. Yoneda, T. Suzuki, K. Okada
    MEVITA: Open-Source Bipedal Robot Assembled from E-Commerce Components via Sheet Metal Welding, in 2025 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2025), pp. 997-1003, 2025, (The first two authors contributed equally to this work)
    [Paper Link] [Arxiv Link] [Project Page] [Video]

KLEIYN - Quadruped Robot with an Active Waist

KLEIYN quadruped robot with an active waist
  • K. Yoneda, K. Kawaharazuka, K. Okada
    EFGCL: Learning Dynamic Motion through Spotting-Inspired External Force Guided Curriculum Learning, IEEE Robotics and Automation Letters (RAL), vol. 11, no. 5, pp. 5907-5913, 2026
    [Paper Link] [Arxiv Link] [Project Page] [Video]
  • K. Yoneda, K. Kawaharazuka, K. Okada
    WARL: Wrench-Augmented Reinforcement Learning for Task-Agnostic Learning in Legged Robots, in 2026 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2026), 2026
    [Arxiv Link] [Project Page] [Video]
  • K. Yoneda, K. Kawaharazuka, T. Suzuki, T. Hattori, K. Okada
    KLEIYN : A Quadruped Robot with an Active Waist for Both Locomotion and Wall Climbing, in 2025 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2025), pp. 8783-8789, 2025, IEEE RAS Japan Joint Chapter Young Award (2025)
    [Paper Link] [Arxiv Link] [Project Page] [Video]

MEVIUS - Open Source Quadruped Robot

MEVIUS open source quadruped robot
  • K. Kawaharazuka, S. Inoue, T. Suzuki, S. Yuzaki, S. Sawaguchi, K. Okada, M. Inaba
    MEVIUS: A Quadruped Robot Easily Constructed through E-Commerce with Sheet Metal Welding and Machining, in 2024 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2024), pp. 631-636, 2024
    [Paper Link] [Arxiv Link] [Project Page] [Source Code] [Video]

CubiX - Mobile Wire-Driven Robot

CubiX mobile wire-driven robot
  • S. Inoue, K. Kawaharazuka, T. Suzuki, S. Yuzaki, K. Okada, M. Inaba
    Overcoming Physical Limitations Utilizing the Surrounding Environment with a Wire-Driven Multipurpose Robot, Advanced Robotics Research (ADRR), vol. 1, no. 1, pp. 202400021, 2025
    [Paper Link] [Project Page] [Video]
  • S. Inoue, K. Kawaharazuka, K. Yoneda, S. Yuzaki, Y. Sahara, T. Suzuki, K. Okada
    An RGB-D Camera-Based Multi-Small Flying Anchors Control for Wire-Driven Robots Connecting to the Environment, in 2025 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2025), pp. 20442-20447, 2025
    [Paper Link] [Arxiv Link] [Project Page] [Video]
  • S. Inoue, K. Kawaharazuka, T. Suzuki, S. Yuzaki, Y. Ribayashi, Y. Sahara, K. Okada
    CubiXMusashi: Fusion of Wire-Driven CubiX and Musculoskeletal Humanoid Musashi toward Unlimited Performance, in 2024 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2024), pp. 274-279, 2024, Mike Stilman Award
    [Paper Link] [Arxiv Link] [Project Page] [Video]
  • S. Inoue, K. Kawaharazuka, T. Suzuki, S. Yuzaki, K. Okada, M. Inaba
    CubiX: Portable Wire-Driven Parallel Robot Connecting to and Utilizing the Environment, in 2024 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2024), pp. 1296-1301, 2024, SICE International Young Authors Award (SIYA-IROS2024), IEEE RAS Japan Joint Chapter Young Award (2024)
    [Paper Link] [Arxiv Link] [Project Page] [Video]

SAQIEL - Ultra-Light and Safe Manipulator

SAQIEL ultra-light safe manipulator
  • T. Suzuki, M. Bando, K. Kawaharazuka, K. Okada, M. Inaba
    SAQIEL: Ultra-Light and Safe Manipulator with Passive 3D Wire Alignment Mechanism, IEEE Robotics and Automation Letters (RAL), vol. 9, no. 4, pp. 3720-3727, 2024, (presented at IROS2024)
    [Paper Link] [Arxiv Link] [Project Page] [Video]
  • K. Kawaharazuka, S. Yoshimura, T. Suzuki, K. Okada, M. Inaba
    Design Optimization of Wire Arrangement With Variable Relay Points in Numerical Simulation for Tendon-Driven Robots, IEEE Robotics and Automation Letters (RAL), vol. 9, no. 2, pp. 1388-1395, 2024, (presented at IROS2024)
    [Paper Link] [Arxiv Link] [Project Page] [Video]
  • T. Suzuki, K. Kawaharazuka, K. Okada
    A Universal Wire Testing Machine for Enhancing the Performance of Wire-Driven Robots, in 2025 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2025), pp. 539-545, 2025
    [Paper Link] [Arxiv Link] [Project Page]

RAMIEL - Jumping Robot

RAMIEL jumping robot
  • K. Kawaharazuka, T. Suzuki, K. Okada, M. Inaba
    Continuous Jumping of a Parallel Wire-Driven Monopedal Robot RAMIEL Using Reinforcement Learning, in 2022 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2022), pp. 759-764, 2022
    [Paper Link] [Arxiv Link] [Video]
  • T. Suzuki, Y. Toshimitsu, Y. Nagamatsu, K. Kawaharazuka, A. Miki, Y. Ribayashi, M. Bando, K. Kojima, Y. Kakiuchi, K. Okada, M. Inaba
    RAMIEL: A Parallel-Wire Driven Monopedal Robot for High and Continuous Jumping, in 2022 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2022), pp. 5017-5024, 2022, SICE International Young Authors Award (SIYA-IROS2022)
    [Paper Link] [Arxiv Link] [Project Page] [Video]

Vlimb - High-Power Wearable Fifth Limb

Vlimb high-power wearable fifth limb
  • S. Sawaguchi, T. Suzuki, A. Miki, K. Kawaharazuka, S. Yuzaki, S. Yoshimura, Y. Ribayashi, K. Okada, M. Inaba
    Vlimb: A Wire-Driven Wearable Robot for Bodily Extension, Balancing Powerfulness and Reachability, in 2024 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2024), pp. 851-857, 2024
    [Paper Link] [Arxiv Link] [Video]

Kangaroo - Biomimetic Jumping Robot

Kangaroo biomimetic jumping robot
  • K. Kawaharazuka, S. Yoshimura, T. Suzuki, K. Okada, M. Inaba
    Design Optimization of Wire Arrangement With Variable Relay Points in Numerical Simulation for Tendon-Driven Robots, IEEE Robotics and Automation Letters (RAL), vol. 9, no. 2, pp. 1388-1395, 2024, (presented at IROS2024)
    [Paper Link] [Arxiv Link] [Project Page] [Video]
  • S. Yoshimura, T. Suzuki, M. Bando, S. Yuzaki, K. Kawaharazuka, K. Okada, M. Inaba
    Design Method of a Kangaroo Robot with High Power Legs and an Articulated Soft Tail, in 2023 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2023), pp. 6631-6638, 2023
    [Paper Link] [Arxiv Link]

Musashi - Component Modularized Musculoskeletal Humanoid

Musashi musculoskeletal humanoid
  • K. Kawaharazuka, S. Ikemoto
    Diffusion-Based Body Schema Learning Enabling Abnormal-State Adaptation in Musculoskeletal Robots, IEEE Robotics and Automation Letters (RAL), 2026
    [Paper Link] [Project Page]
  • K. Kawaharazuka, K. Okada, M. Inaba
    Characteristics, Management, and Utilization of Muscles in Musculoskeletal Humanoids: Empirical Study on Kengoro and Musashi, Advanced Intelligent Systems (AISY), vol. 8, no. 6, pp. e202500741, 2026
    [Paper Link] [Arxiv Link]
  • K. Kawaharazuka, T. Hattori, K. Yoneda, K. Okada
    PIMBS: Efficient Body Schema Learning for Musculoskeletal Humanoids with Physics-Informed Neural Networks, IEEE Robotics and Automation Letters (RAL), vol. 10, no. 7, pp. 7611-7618, 2025, (presented at ICRA2026)
    [Paper Link] [Arxiv Link] [Project Page]
  • K. Kawaharazuka, K. Okada, M. Inaba
    GeMuCo: Generalized Multisensory Correlational Model for Body Schema Learning, IEEE Robotics and Automation Magazine (RAM), vol. 32, no. 2, pp. 80-98, 2024, (presented at ICRA2025)
    [Paper Link] [Arxiv Link]
  • K. Kawaharazuka, K. Okada, M. Inaba
    Deep Predictive Model Learning with Parametric Bias: Handling Modeling Difficulties and Temporal Model Changes, IEEE Robotics and Automation Magazine (RAM), vol. 31, no. 4, pp. 81-99, 2023, (presented at ICRA2023)
    [Paper Link] [Arxiv Link]
  • Y. Omura, K. Kawaharazuka, Y. Nagamatsu, Y. Koga, M. Nishiura, Y. Toshimitsu, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Human-mimetic binaural ear design and sound source direction estimation for task realization of musculoskeletal humanoids, Robomech Journal, vol. 9, no. 17, pp. 1-15, 2022
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, M. Nishiura, Y. Toshimitsu, Y. Omura, Y. Koga, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Robust Continuous Motion Strategy Against Muscle Rupture using Online Learning of Redundant Intersensory Networks for Musculoskeletal Humanoids, Robotics and Autonomous Systems (RAS), vol. 152, pp. 1-14, 2022
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, M. Nishiura, Y. Koga, Y. Omura, Y. Toshimitsu, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Automatic Grouping of Redundant Sensors and Actuators Using Functional and Spatial Connections: Application to Muscle Grouping for Musculoskeletal Humanoids, IEEE Robotics and Automation Letters (RAL), vol. 6, no. 2, pp. 1981-1988, 2021, (presented at ICRA2021)
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, K. Tsuzuki, Y. Koga, Y. Omura, T. Makabe, K. Shinjo, M. Onitsuka, Y. Nagamatsu, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Toward Autonomous Driving by Musculoskeletal Humanoids: A Study of Developed Hardware and Learning-Based Software, IEEE Robotics and Automation Magazine (RAM), vol. 27, no. 3, pp. 84-96, 2020, (presented at ICRA2021)
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, K. Tsuzuki, M. Onitsuka, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Object Recognition, Dynamic Contact Simulation, Detection, and Control of the Flexible Musculoskeletal Hand Using a Recurrent Neural Network With Parametric Bias, IEEE Robotics and Automation Letters (RAL), vol. 5, no. 3, pp. 4580-4587, 2020, (presented at IROS2020)
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, N. Hiraoka, K. Tsuzuki, M. Onitsuka, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Estimation and Control of Motor Core Temperature with Online Learning of Thermal Model Parameters: Application to Musculoskeletal Humanoids, IEEE Robotics and Automation Letters (RAL), vol. 5, no. 3, pp. 4273-4280, 2020, (presented at IROS2020)
    [Paper Link] [Arxiv Link]
  • K. Kawaharazuka, K. Tsuzuki, M. Onitsuka, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Musculoskeletal AutoEncoder: A Unified Online Acquisition Method of Intersensory Networks for State Estimation, Control, and Simulation of Musculoskeletal Humanoids, IEEE Robotics and Automation Letters (RAL), vol. 5, no. 2, pp. 2411-2418, 2020, (presented at ICRA2020)
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, K. Tsuzuki, S. Makino, M. Onitsuka, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Long-time Self-body Image Acquisition and its Application to the Control of Musculoskeletal Structures, IEEE Robotics and Automation Letters (RAL), vol. 4, no. 3, pp. 2965-2972, 2019, (presented at IROS2019)
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, S. Inoue, Y. Sahara, K. Yoneda, T. Suzuki, K. Okada
    Design Optimization of Three-Dimensional Wire Arrangement Considering Wire Crossings for Tendon-driven Robots, in 2025 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2025), pp. 20426-20433, 2025
    [Paper Link] [Arxiv Link] [Project Page] [Video]
  • Y. Ribayashi, K. Kawaharazuka, Y. Toshimitsu, D. Kusuyama, A. Miki, K. Shinjo, M. Bando, T. Suzuki, Y. Kojio, K. Okada, M. Inaba
    Design of Robot Foot with Outer Edge Measurement Structure and Chair Rotation Motion by Friction Control, in 2022 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2022), pp. 314-321, 2022, (Top 7 Best Oral Paper Presentation)
    [Paper Link]
  • K. Kawaharazuka, K. Okada, M. Inaba
    Online Learning Feedback Control Considering Hysteresis for Musculoskeletal Structures, in 2022 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2022), pp. 5767-5773, 2022
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, Y. Ribayashi, A. Miki, Y. Toshimitsu, T. Suzuki, K. Okada, M. Inaba
    Learning of Balance Controller Considering Changes in Body State for Musculoskeletal Humanoids, in 2022 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2022), pp. 5809-5816, 2022
    [Paper Link] [Arxiv Link] [Video]
  • Y. Toshimitsu, K. Kawaharazuka, A. Miki, K. Okada, M. Inaba
    DIJE: Dense Image Jacobian Estimation for Robust Robotic Self-Recognition and Visual Servoing, in 2022 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2022), pp. 2219-2226, 2022
    [Paper Link] [Video]
  • Y. Ribayashi, K. Kawaharazuka, Y. Toshimitsu, D. Kusuyama, A. Miki, K. Shinjo, M. Bando, T. Suzuki, Y. Kojio, K. Okada, M. Inaba
    Imitation Behavior of the Outer Edge of the Foot by Humanoids Using a Simplified Contact State Representation, in 2022 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2022), pp. 4243-4249, 2022
    [Paper Link]
  • K. Kawaharazuka, Y. Toshimitsu, M. Nishiura, Y. Koga, Y. Omura, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Design Optimization of Musculoskeletal Humanoids with Maximization of Redundancy to Compensate for Muscle Rupture, in 2021 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2021), pp. 3227-3233, 2021
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, N. Hiraoka, Y. Koga, M. Nishiura, Y. Omura, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Online Learning of Danger Avoidance for Complex Structures of Musculoskeletal Humanoids and Its Applications, in 2020 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2020), pp. 349-355, 2021
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, Y. Koga, M. Nishiura, Y. Omura, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Motion Modification Method of Musculoskeletal Humanoids by Human Teaching Using Muscle-Based Compensation Control, in 2020 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2020), pp. 83-89, 2021
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, M. Nishiura, S. Nakashima, Y. Toshimitsu, Y. Omura, Y. Koga, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Stability Recognition with Active Vibration for Bracing Behaviors and Motion Extensions Using Environment in Musculoskeletal Humanoids, in 2021 IEEE International Conference on Soft Robotics (ROBOSOFT2021), pp. 126-133, 2021
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, Y. Koga, K. Tsuzuki, M. Onitsuka, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Exceeding the Maximum Speed Limit of the Joint Angle for the Redundant Tendon-driven Structures of Musculoskeletal Humanoids, in 2020 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2020), pp. 3585-3590, 2020
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, Y. Koga, K. Tsuzuki, M. Onitsuka, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Applications of Stretch Reflex for the Upper Limb of Musculoskeletal Humanoids: Protective Behavior, Postural Stability, and Active Induction, in 2020 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2020), pp. 3598-3603, 2020
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, K. Tsuzuki, M. Onitsuka, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Stable Tool-Use with Flexible Musculoskeletal Hands by Learning the Predictive Model of Sensor State Transition, in 2020 IEEE International Conference on Robotics and Automation (ICRA2020), pp. 4572-4578, 2020
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, S. Makino, K. Tsuzuki, M. Onitsuka, Y. Nagamatsu, K. Shinjo, T. Makabe, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Component Modularized Design of Musculoskeletal Humanoid Platform Musashi to Investigate Learning Control Systems, in 2019 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2019), pp. 7294-7301, 2019
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, K. Tsuzuki, S. Makino, M. Onitsuka, K. Shinjo, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Task-specific Self-body Controller Acquisition by Musculoskeletal Humanoids: Application to Pedal Control in Autonomous Driving, in 2019 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2019), pp. 813-818, 2019
    [Paper Link] [Arxiv Link] [Video]
  • K. Shinjo, K. Kawaharazuka, Y. Asano, S. Nakashima, S. Makino, M. Onitsuka, K. Tsuzuki, K. Okada, K. Kawasaki, M. Inaba
    Foot with a Core-shell Structural Six-axis Force Sensor for Pedal Depressing and Recovering from Foot Slipping during Pedal Pushing Toward Autonomous Driving by Humanoids, in 2019 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2019), pp. 3049-3054, 2019
    [Paper Link]
  • K. Kawaharazuka, K. Tsuzuki, M. Onitsuka, Y. Koga, Y. Omura, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Reflex-based Motion Strategy of Musculoskeletal Humanoids under Environmental Contact Using Muscle Relaxation Control, in 2019 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2019), pp. 114-119, 2019
    [Paper Link] [Arxiv Link] [Video]
  • S. Makino, K. Kawaharazuka, M. Kawamura, A. Fujii, T. Makabe, M. Onitsuka, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Five-Fingered Hand with Wide Range of Thumb Using Combination of Machined Springs and Variable Stiffness Joints, in 2018 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2018), pp. 4562-4567, 2018, IEEE RAS Japan Joint Chapter Young Award (2018), IROS ICROS Best Application Paper Award 2018 Finalists
    [Paper Link] [Arxiv Link] [Video]

MusashiWheeled - Wheeled Musculoskeletal Humanoid

MusashiWheeled musculoskeletal humanoid
  • K. Kawaharazuka, K. Okada, M. Inaba
    Characteristics, Management, and Utilization of Muscles in Musculoskeletal Humanoids: Empirical Study on Kengoro and Musashi, Advanced Intelligent Systems (AISY), vol. 8, no. 6, pp. e202500741, 2026
    [Paper Link] [Arxiv Link]
  • K. Kawaharazuka, K. Okada, M. Inaba
    Deep Predictive Model Learning with Parametric Bias: Handling Modeling Difficulties and Temporal Model Changes, IEEE Robotics and Automation Magazine (RAM), vol. 31, no. 4, pp. 81-99, 2023, (presented at ICRA2023)
    [Paper Link] [Arxiv Link]
  • K. Kawaharazuka, A. Miki, M. Bando, K. Okada, M. Inaba
    Dynamic Cloth Manipulation Considering Variable Stiffness and Material Change Using Deep Predictive Model With Parametric Bias, Frontiers in Neurorobotics, vol. 16, pp. 1-16, 2022
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, A. Miki, Y. Toshimitsu, K. Okada, M. Inaba
    Adaptive Body Schema Learning System Considering Additional Muscles for Musculoskeletal Humanoids, IEEE Robotics and Automation Letters (RAL), vol. 7, no. 2, pp. 3459-3466, 2022, (presented at ICRA2022)
    [Paper Link] [Arxiv Link] [Video]
  • A. Miki, S. Hasegawa, Y. Ribayashi, K. Kawaharazuka, K. Okada
    Design of a Biomimetic Joint-Covering Skin with Tissue-Like Structure to Enhance Proprioception in a Musculoskeletal Humanoid, in 2026 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2026), 2026
    [Arxiv Link] [Project Page] [Video]
  • S. Yuzaki, A. Miki, M. Bando, S. Yoshimura, T. Suzuki, K. Kawaharazuka, K. Okada, M. Inaba
    Fusion of Body and Environment with Movable Carabiners for Wire-Driven Robots Toward Expansion of Physical Capabilities, in 2023 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2023), pp. 679-685, 2023
    [Paper Link]
  • A. Miki, K. Kawaharazuka, M. Bando, K. Okada, K. Kawasaki, M. Inaba
    System Architecture and Real-World Task Realization of Musculoskeletal Wheeled Robot Musashi-W with Various Hardware Components, in 18th International Conference on Intelligent Autonomous Systems (IAS2023), pp. 109-122, 2023
    [Paper Link]
  • K. Kawaharazuka, A. Miki, M. Bando, T. Suzuki, Y. Ribayashi, Y. Toshimitsu, Y. Nagamatsu, K. Okada, M. Inaba
    Hardware Design and Learning-Based Software Architecture of Musculoskeletal Wheeled Robot Musashi-W for Real-World Applications, in 2022 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2022), pp. 413-419, 2022, Best Interactive Paper Award Finalist
    [Paper Link] [Arxiv Link] [Video]

MusashiOLegs - Highly-Biomimetic Modularized Legs

MusashiOLegs musculoskeletal humanoid
  • K. Kawaharazuka, K. Okada, M. Inaba
    Realization of Seated Walk by a Musculoskeletal Humanoid with Buttock-Contact Sensors From Human Constrained Teaching, in 2022 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2022), pp. 5774-5780, 2022
    [Paper Link] [Arxiv Link] [Video]
  • M. Onitsuka, M. Nishiura, K. Kawaharazuka, K. Tsuzuki, Y. Toshimitsu, Y. Omura, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Development of Musculoskeletal Legs with Planar Interskeletal Structures to Realize Human Comparable Moving Function, in 2020 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2020), pp. 17-24, 2021, Best Oral Paper Award, Finalists of Mike Stilman Paper Award
    [Paper Link] [Arxiv Link] [Video]

MusashiLarm - Left Arm of Musashi

MusashiLarm musculoskeletal humanoid
  • K. Kawaharazuka, K. Okada, M. Inaba
    Characteristics, Management, and Utilization of Muscles in Musculoskeletal Humanoids: Empirical Study on Kengoro and Musashi, Advanced Intelligent Systems (AISY), vol. 8, no. 6, pp. e202500741, 2026
    [Paper Link] [Arxiv Link]
  • K. Kawaharazuka, K. Okada, M. Inaba
    Deep Predictive Model Learning with Parametric Bias: Handling Modeling Difficulties and Temporal Model Changes, IEEE Robotics and Automation Magazine (RAM), vol. 31, no. 4, pp. 81-99, 2023, (presented at ICRA2023)
    [Paper Link] [Arxiv Link]
  • K. Kawaharazuka, K. Okada, M. Inaba
    Adaptive Robotic Tool-Tip Control Learning Considering Online Changes in Grasping State, IEEE Robotics and Automation Letters (RAL), vol. 6, no. 3, pp. 5992-5999, 2021, (presented at IROS2021)
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, Y. Kawamura, K. Okada, M. Inaba
    Imitation Learning with Additional Constraints on Motion Style using Parametric Bias, IEEE Robotics and Automation Letters (RAL), vol. 6, no. 3, pp. 5897-5904, 2021, (presented at IROS2021)
    [Paper Link] [Arxiv Link] [Video]
  • Y. Toshimitsu, K. Kawaharazuka, M. Nishiura, Y. Koga, Y. Omura, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Biomimetic Operational Space Control for Musculoskeletal Humanoid Optimizing across Muscle Activation and Joint Nullspace, in 2021 IEEE International Conference on Robotics and Automation (ICRA2021), pp. 1184-1190, 2021
    [Paper Link] [Video]

TWIMP - Two-Wheeled Inverted Musculoskeletal Pendulum

TWIMP musculoskeletal robot
  • K. Kawaharazuka, T. Makabe, S. Makino, K. Tsuzuki, Y. Nagamatsu, Y. Asano, T. Shirai, F. Sugai, K. Okada, K. Kawasaki, M. Inaba
    TWIMP: Two-Wheel Inverted Musculoskeletal Pendulum as a Learning Control Platform in the Real World with Environmental Physical Contact, in 2018 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2018), pp. 784-790, 2018, (The first two authors contributed equally to this work)
    [Paper Link] [Arxiv Link] [Video]

Kengoro - Highly-Biomimetic Musculoskeletal Humanoid

Kengoro musculoskeletal humanoid
  • K. Kawaharazuka, K. Okada, M. Inaba
    Characteristics, Management, and Utilization of Muscles in Musculoskeletal Humanoids: Empirical Study on Kengoro and Musashi, Advanced Intelligent Systems (AISY), vol. 8, no. 6, pp. e202500741, 2026
    [Paper Link] [Arxiv Link]
  • Y. Koga, K. Kawaharazuka, Y. Toshimitsu, M. Nishiura, Y. Omura, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Self-Body Image Acquisition and Posture Generation with Redundancy using Musculoskeletal Humanoid Shoulder Complex for Object Manipulation, IEEE Robotics and Automation Letters (RAL), vol. 6, no. 4, pp. 6686-6692, 2021, (presented at IROS2021)
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, M. Nishiura, Y. Koga, Y. Omura, Y. Toshimitsu, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Automatic Grouping of Redundant Sensors and Actuators Using Functional and Spatial Connections: Application to Muscle Grouping for Musculoskeletal Humanoids, IEEE Robotics and Automation Letters (RAL), vol. 6, no. 2, pp. 1981-1988, 2021, (presented at ICRA2021)
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, S. Makino, M. Kawamura, S. Nakashima, Y. Asano, K. Okada, M. Inaba
    Human Mimetic Forearm and Hand Design with a Radioulnar Joint and Flexible Machined Spring Finger for Human Skillful Motions, Journal of Robotics and Mechatronics (JRM), vol. 32, no. 2, pp. 445-458, 2020, (The first two authors contributed equally to this work)
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, S. Makino, M. Kawamura, Y. Asano, K. Okada, M. Inaba
    Online Learning of Joint-Muscle Mapping using Vision in Tendon-driven Musculoskeletal Humanoids, IEEE Robotics and Automation Letters (RAL), vol. 3, no. 2, pp. 772-779, 2018, (presented at ICRA2018)
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, M. Kawamura, S. Makino, Y. Asano, K. Okada, M. Inaba
    Antagonist Inhibition Control in Redundant Tendon-driven Structures Based on Human Reciprocal Innervation for Wide Range Limb Motion of Musculoskeletal Humanoids, IEEE Robotics and Automation Letters (RAL), vol. 2, no. 4, pp. 2119-2126, 2017, (presented at IROS2017)
    [Paper Link] [Arxiv Link] [Video]
  • Y. Toshimitsu, K. Kawaharazuka, K. Tsuzuki, M. Onitsuka, M. Nishiura, Y. Koga, Y. Omura, M. Tomita, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Biomimetic Control Scheme for Musculoskeletal Humanoids Based on Motor Directional Tuning in the Brain, in 2020 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2020), pp. 7784-7791, 2020
    [Paper Link] [Video]
  • Y. Koga, K. Kawaharazuka, M. Onitsuka, T. Makabe, K. Tsuzuki, Y. Omura, Y. Asano, K. Okada, M. Inaba
    Modification of Muscle Antagonistic Relations and Hand Trajectory on the Dynamic Motion of Musculoskeletal Humanoid, in 2019 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2019), pp. 632-637, 2019
    [Paper Link] [Arxiv Link] [Video]
  • Y. Asano, S. Nakashima, I. Yanokura, M. Onitsuka, K. Kawaharazuka, K. Tsuzuki, Y. Koga, Y. Omura, K. Okada, M. Inaba
    Ankle-Hip-Stepping Stabilizer on Tendon-Driven Humanoid Kengoro by Integration of Muscle-Joint-Work Space Controllers for Knee-Stretched Humanoid Balance, in 2019 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2019), pp. 397-402, 2019
    [Paper Link]
  • K. Kawaharazuka, S. Makino, M. Kawamura, Y. Asano, K. Okada, M. Inaba
    A Method of Joint Angle Estimation Using Only Relative Changes in Muscle Lengths for Tendon-driven Humanoids with Complex Musculoskeletal Structures, in 2018 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2018), pp. 1128-1135, 2018
    [Paper Link] [Arxiv Link] [Video]
  • T. Makabe, K. Kawaharazuka, K. Tsuzuki, K. Wada, S. Makino, M. Kawamura, A. Fujii, M. Onitsuka, Y. Asano, K. Okada, K. Kawasaki, M. Inaba
    Development of Movable Binocular High-Resolution Eye-Camera Unit for Humanoid and the Evaluation of Looking Around Fixation Control and Object Recognition, in 2018 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2018), pp. 840-845, 2018
    [Paper Link]
  • K. Kawaharazuka, S. Makino, M. Kawamura, A. Fujii, Y. Asano, K. Okada, M. Inaba
    Online Self-body Image Acquisition Considering Changes in Muscle Routes Caused by Softness of Body Tissue for Tendon-driven Musculoskeletal Humanoids, in 2018 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2018), pp. 1711-1717, 2018
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, S. Makino, M. Kawamura, Y. Asano, Y. Kakiuchi, K. Okada, M. Inaba
    Human Mimetic Forearm Design with Radioulnar Joint using Miniature Bone-muscle Modules and its Applications, in 2017 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2017), pp. 4956-4962, 2017, IEEE RAS Japan Joint Chapter Young Award (2017)
    [Paper Link] [Arxiv Link] [Video]
  • S. Makino, K. Kawaharazuka, M. Kawamura, Y. Asano, K. Okada, M. Inaba
    High-power, flexible, robust hand: Development of musculoskeletal hand using machined springs and realization of self-weight supporting motion with humanoid, in 2017 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2017), pp. 1187-1192, 2017
    [Paper Link] [Arxiv Link] [Video]
  • Y. Asano, T. Kozuki, S. Ookubo, M. Kawamura, S. Nakashima, T. Katayama, I. Yanokura, T. Hirose, K. Kawaharazuka, S. Makino, Y. Kakiuchi, K. Okada, M. Inaba
    Human Mimetic Musculoskeletal Humanoid Kengoro toward Real World Physically Interactive Actions, in 2016 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2016), pp. 876-883, 2016, Best Interactive Paper Award Finalist
    [Paper Link] [Video]

Chair-Type Asymmetrical Tripedal Robot

Suzume musculoskeletal robot
  • S. Inoue, K. Kawaharazuka, K. Okada, M. Inaba
    Body Design and Gait Generation of Chair-Type Asymmetrical Tripedal Low-rigidity Robot, in 2024 IEEE International Conference on Soft Robotics (ROBOSOFT2024), pp. 593-600, 2024
    [Paper Link] [Arxiv Link] [Project Page] [Video]

ORS - Modular Robot with Lock Mechanism

ORS musculoskeletal robot
  • K. Kawaharazuka, Y. Obinata, N. Kanazawa, H. Jia, K. Okada
    Efficient Robot Design with Multi-Objective Black-Box Optimization and Large Language Models, IEEE Access, vol. 14, pp. 25404-25413, 2026
    [Paper Link] [Arxiv Link] [Project Page] [Video]
  • K. Kawaharazuka, T. Makabe, K. Okada, M. Inaba
    Daily Assistive Modular Robot Design Based on Multi-Objective Black-Box Optimization, in 2023 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2023), pp. 9970-9977, 2023
    [Paper Link] [Arxiv Link] [Project Page] [Video]
  • H. Sato, K. Kawaharazuka, T. Makabe, K. Okada, M. Inaba
    Online Estimation of Self-Body Deflection with Various Sensor Data Based on Directional Statistics, in 2023 IEEE/SICE International Symposium on System Integration (SII2023), pp. 1-8, 2023
    [Paper Link] [Arxiv Link]

A0B - Manipulator with High-Speed Communication

A0B robot
  • L. Wu, H. Jia, K. Kawaharazuka, H. Ishida, K. Okada
    Dexterous Grasp Dataset Augmentation based on Grasp Synthesis with Fingertip Workspace Cloud and Contact-Aware Sampling, Advanced Robotics (AR), vol. 39, no. 12, pp. 730-747, 2025
    [Paper Link] [Arxiv Link] [Source Code] [Video]
  • L. Wu, K. Kawaharazuka, S. Hasegawa, K. Okada, M. Inaba
    Workspace-Based Precision Grasp Pose Generator for Multi-Fingered Robotic Hands, in 18th International Conference on Intelligent Autonomous Systems (IAS2023), pp. 379-392, 2023
    [Paper Link]

Jaxon - High Power Humanoid

JAXON humanoid robot
  • A. Tang, T. Hiraoka, N. Hiraoka, F. Shi, K. Kawaharazuka, K. Kojima, K. Okada, M. Inaba
    HumanMimic: Learning Natural Locomotion and Transitions for Humanoid Robot via Wasserstein Adversarial Imitation, in 2024 IEEE International Conference on Robotics and Automation (ICRA2024), pp. 13107-13114, 2024
    [Paper Link] [Arxiv Link] [Video]
  • Y. Matsuura, K. Kawaharazuka, N. Hiraoka, K. Kojima, K. Okada, M. Inaba
    Development of a Whole-Body Work Imitation Learning System by a Biped and Bi-Armed Humanoid, in 2023 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2023), pp. 10374-10381, 2023
    [Paper Link] [Arxiv Link] [Project Page] [Video]

DualPanda - Dual-Arm Manipulator

DualPanda dual-arm setup
  • K. Kawaharazuka, K. Yoneda, T. Hattori, S. Inoue, K. Okada
    Analysis of Various Manipulator Configurations Based on Multi-Objective Black-Box Optimization, Advanced Robotics (AR), vol. 40, no. 2, pp. 83-92, 2026
    [Paper Link] [Arxiv Link] [Project Page]
  • Z. Wu, K. Kawaharazuka, K. Okada
    Neural Introspection Gating for Adaptive KV-Cache Reuse in Vision-Language-Action Models, in 2026 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2026), 2026
    [Arxiv Link] [Project Page]
  • K. Kawaharazuka, K. Okada, M. Inaba
    Robotic Constrained Imitation Learning for the Peg Transfer Task in Fundamentals of Laparoscopic Surgery, in 2024 IEEE International Conference on Robotics and Automation (ICRA2024), pp. 606-612, 2024
    [Paper Link] [Arxiv Link] [Project Page] [Video]

HIRO - Dual-Arm Manipulator

HIRO dual-arm manipulator
  • Y. Iwata, S. Hasegawa, K. Kawaharazuka, K. Okada, M. Inaba
    Integrative Wrapping System for a Dual-Arm Humanoid Robot, in 2024 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2024), pp. 84-90, 2024, Kanako Miura Award
    [Paper Link] [Arxiv Link]

MyCobot - Low-Cost Low-Rigidity Manipulator

MyCobot desktop robot arm
  • K. Kawaharazuka, K. Yoneda, T. Hattori, S. Inoue, K. Okada
    Analysis of Various Manipulator Configurations Based on Multi-Objective Black-Box Optimization, Advanced Robotics (AR), vol. 40, no. 2, pp. 83-92, 2026
    [Paper Link] [Arxiv Link] [Project Page]
  • K. Kawaharazuka, K. Okada, M. Inaba
    Deep Predictive Model Learning with Parametric Bias: Handling Modeling Difficulties and Temporal Model Changes, IEEE Robotics and Automation Magazine (RAM), vol. 31, no. 4, pp. 81-99, 2023, (presented at ICRA2023)
    [Paper Link] [Arxiv Link]
  • K. Kawaharazuka, N. Kanazawa, K. Okada, M. Inaba
    Self-Supervised Learning of Visual Servoing for Low-Rigidity Robots Considering Temporal Body Changes, IEEE Robotics and Automation Letters (RAL), vol. 7, no. 3, pp. 7881-7887, 2022, SICE International Young Authors Award (SIYA-IROS2022), (presented at IROS2022)
    [Paper Link] [Arxiv Link] [Video]
  • S. Kim, N. Kanazawa, S. Hasegawa, K. Kawaharazuka, K. Okada
    Front Hair Styling Robot System Using Path Planning for Root-Centric Strand Adjustment, in 2025 IEEE/SICE International Symposium on System Integration (SII2025), pp. 544-549, 2025, Best Student Paper Finalist
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, N. Kanazawa, Y. Obinata, K. Okada, M. Inaba
    Daily Assistive View Control Learning of Low-Cost Low-Rigidity Robot via Large-Scale Vision-Language Model, in 2023 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2023), pp. 452-457, 2023
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, N. Kanazawa, K. Okada, M. Inaba
    Learning-Based Wiping Behavior of Low-Rigidity Robots Considering Various Surface Materials and Task Definitions, in 2022 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2022), pp. 919-924, 2022
    [Paper Link] [Arxiv Link] [Video]

KXR - Low-Rigidity Plastic-Made Humanoid

KXR humanoid robot
  • K. Kawaharazuka, K. Okada, M. Inaba
    GeMuCo: Generalized Multisensory Correlational Model for Body Schema Learning, IEEE Robotics and Automation Magazine (RAM), vol. 32, no. 2, pp. 80-98, 2024, (presented at ICRA2025)
    [Paper Link] [Arxiv Link]
  • K. Kawaharazuka, K. Okada, M. Inaba
    Robot Design Optimization with Rotational and Prismatic Joints Using Black-Box Multi-Objective Optimization, in 2024 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2024), pp. 4571-4577, 2024
    [Paper Link] [Arxiv Link] [Project Page] [Video]
  • K. Kawaharazuka, K. Okada, M. Inaba
    Adaptive Whole-body Robotic Tool-use Learning on Low-rigidity Plastic-made Humanoids Using Vision and Tactile Sensors, in 2024 IEEE International Conference on Robotics and Automation (ICRA2024), pp. 583-589, 2024
    [Paper Link] [Arxiv Link] [Project Page] [Video]

Fetch - Mobile Manipulator

Fetch mobile manipulator
  • K. Kawaharazuka, Y. Obinata, N. Kanazawa, N. Tsukamoto, K. Okada, M. Inaba
    Reflex-Based Open-Vocabulary Navigation without Prior Knowledge Using Omnidirectional Camera and Multiple Vision-Language Models, Advanced Robotics (AR), vol. 38, no. 18, pp. 1307-1317, 2024
    [Paper Link] [Arxiv Link] [Project Page] [Video]
  • K. Kawaharazuka, Y. Obinata, N. Kanazawa, K. Okada, M. Inaba
    Robotic Environmental State Recognition with Pre-Trained Vision-Language Models and Black-Box Optimization, Advanced Robotics (AR), vol. 38, no. 18, pp. 1255-1264, 2024
    [Paper Link] [Arxiv Link] [Project Page] [Video]
  • K. Kawaharazuka, K. Okada, M. Inaba
    Deep Predictive Model Learning with Parametric Bias: Handling Modeling Difficulties and Temporal Model Changes, IEEE Robotics and Automation Magazine (RAM), vol. 31, no. 4, pp. 81-99, 2023, (presented at ICRA2023)
    [Paper Link] [Arxiv Link]
  • K. Kawaharazuka, Y. Obinata, N. Kanazawa, K. Okada, M. Inaba
    Robotic State Recognition with Image-to-Text Retrieval Task of Pre-Trained Vision-Language Model and Black-Box Optimization, in 2024 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2024), pp. 934-940, 2024
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, Y. Obinata, N. Kanazawa, K. Okada, M. Inaba
    Robotic Applications of Pre-Trained Vision-Language Models to Various Recognition Behaviors, in 2023 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2023), pp. 458-465, 2023
    [Paper Link] [Arxiv Link]
  • Y. Obinata, K. Kawaharazuka, N. Kanazawa, N. Yamaguchi, N. Tsukamoto, I. Yanokura, S. Kitagawa, K. Shinjo, K. Okada, M. Inaba
    Semantic Scene Difference Detection in Daily Life Patroling by Mobile Robots Using Pre-Trained Large-Scale Vision-Language Model, in 2023 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2023), pp. 3228-3233, 2023, IEEE RAS Japan Joint Chapter Young Award (2023), SICE International Young Authors Award (SIYA-IROS2023)
    [Paper Link] [Arxiv Link]
  • K. Kawaharazuka, Y. Obinata, N. Kanazawa, K. Okada, M. Inaba
    VQA-based Robotic State Recognition Optimized with Genetic Algorithm, in 2023 IEEE International Conference on Robotics and Automation (ICRA2023), pp. 8306-8311, 2023
    [Paper Link] [Arxiv Link]
  • K. Kawaharazuka, K. Shinjo, Y. Kawamura, K. Okada, M. Inaba
    Environmentally Adaptive Control Including Variance Minimization Using Stochastic Predictive Network with Parametric Bias: Application to Mobile Robots, in 2021 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2021), pp. 8381-8387, 2021
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, Y. Obinata, N. Kanazawa, K. Okada, M. Inaba
    Binary State Recognition by Robots using Visual Question Answering of Pre-Trained Vision-Language Model, arXiv preprint arXiv:2310.16405, 2023
    [Arxiv Link]

PR2 - Mobile Manipulator

PR2 mobile manipulator
  • N. Kanazawa, K. Kawaharazuka, Y. Obinata, K. Okada, M. Inaba
    Real-world cooking robot system from recipes based on food state recognition using foundation models and PDDL, Advanced Robotics (AR), vol. 38, no. 18, pp. 1318-1334, 2024
    [Paper Link] [Arxiv Link] [Project Page] [Video]
  • S. Wakabayashi, K. Kawaharazuka, K. Okada, M. Inaba
    Behavioral Learning of Dish Rinsing and Scrubbing based on Interruptive Direct Teaching Considering Assistance Rate, Advanced Robotics (AR), vol. 38, no. 15, pp. 1052-1065, 2024
    [Paper Link] [Arxiv Link] [Project Page] [Video]
  • K. Kawaharazuka, K. Okada, M. Inaba
    GeMuCo: Generalized Multisensory Correlational Model for Body Schema Learning, IEEE Robotics and Automation Magazine (RAM), vol. 32, no. 2, pp. 80-98, 2024, (presented at ICRA2025)
    [Paper Link] [Arxiv Link]
  • K. Kawaharazuka, N. Kanazawa, Y. Obinata, K. Okada, M. Inaba
    Continuous Object State Recognition for Cooking Robots Using Pre-Trained Vision-Language Models and Black-box Optimization, IEEE Robotics and Automation Letters (RAL), vol. 9, no. 5, pp. 4059-4066, 2024, (presented at Humanoids2024)
    [Paper Link] [Arxiv Link] [Project Page] [Video]
  • K. Kawaharazuka, K. Okada, M. Inaba
    Deep Predictive Model Learning with Parametric Bias: Handling Modeling Difficulties and Temporal Model Changes, IEEE Robotics and Automation Magazine (RAM), vol. 31, no. 4, pp. 81-99, 2023, (presented at ICRA2023)
    [Paper Link] [Arxiv Link]
  • K. Kawaharazuka, K. Okada, M. Inaba
    Adaptive Robotic Tool-Tip Control Learning Considering Online Changes in Grasping State, IEEE Robotics and Automation Letters (RAL), vol. 6, no. 3, pp. 5992-5999, 2021, (presented at IROS2021)
    [Paper Link] [Arxiv Link] [Video]
  • K. Kawaharazuka, Y. Kawamura, K. Okada, M. Inaba
    Imitation Learning with Additional Constraints on Motion Style using Parametric Bias, IEEE Robotics and Automation Letters (RAL), vol. 6, no. 3, pp. 5897-5904, 2021, (presented at IROS2021)
    [Paper Link] [Arxiv Link] [Video]
  • J. Oh, K. Kawaharazuka, K. Okada
    VLAff: Vision-Language-Affordance Model for Unified Actionable Affordances, in 2026 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2026), 2026
    [Arxiv Link] [Project Page]
  • Y. Obinata, H. Jia, K. Kawaharazuka, N. Kanazawa, K. Okada
    Remote Life Support Robot Interface System for Global Task Planning and Local Action Expansion Using Foundation Models, in 2024 IEEE-RAS International Conference on Humanoid Robots (HUMANOIDS2024), pp. 738-743, 2024
    [Paper Link] [Arxiv Link] [Video]
  • Open X-Embodiment Collaboration
    Open X-Embodiment: Robotic Learning Datasets and RT-X Models, in 2024 IEEE International Conference on Robotics and Automation (ICRA2024), pp. 6892-6903, 2024, Best Conference Paper Award, Finalists of Best Paper Award in Robot Manipulation
    [Paper Link] [Arxiv Link] [Project Page]
  • N. Kanazawa, K. Kawaharazuka, Y. Obinata, K. Okada, M. Inaba
    Recognition of Heat-Induced Food State Changes by Time-Series Use of Vision-Language Model for Cooking Robot, in 18th International Conference on Intelligent Autonomous Systems (IAS2023), pp. 547-560, 2023
    [Paper Link] [Arxiv Link]

HSR - Human Support Robot

HSR service robot
  • Y. Obinata, N. Kanazawa, K. Kawaharazuka, I. Yanokura, S. Kim, K. Okada, M. Inaba
    Foundation Model based Open Vocabulary Task Planning and Executive System for General Purpose Service Robots, arXiv preprint arXiv:2308.03357, 2023
    [Arxiv Link] [Video]

Spot - Quadruped Robot

Spot quadruped robot
  • A. Ichikura, K. Kawaharazuka, Y. Obinata, K. Okada, M. Inaba
    A Method for Selecting Scenes and Emotion-Based Descriptions for a Robot's Diary, in 32nd IEEE International Conference on Robot and Human Interactive Communication (ROMAN2023), pp. 1683-1688, 2023
    [Paper Link] [Arxiv Link]
  • A. Ichikura, K. Kawaharazuka, Y. Obinata, K. Shinjo, K. Okada, M. Inaba
    Automatic Diary Generation System Including Information on Joint Experiences between Humans and Robots, in 18th International Conference on Intelligent Autonomous Systems (IAS2023), pp. 399-412, 2023
    [Paper Link] [Arxiv Link]

aibo - Small Home Robot

AIBO robot dog
  • R. Watanabe, T. Miki, F. Shi, Y. Kadokawa, F. Bjelonic, K. Kawaharazuka, A. Cramariuc, M. Hutter
    Learning Quiet Walking for a Small Home Robot, in 2025 IEEE International Conference on Robotics and Automation (ICRA2025), pp. 15285-15291, 2025
    [Paper Link] [Arxiv Link] [Project Page] [Video]