Kunio Kojima

57 papers A* 5A 22C 1Journal 13Unranked 16
YearRankTypeTitle / Venue / Authors
2026 J jnl
Development of Adaptive-Limb Transformable Robot for Portable and Replaceable End-Effectors With Compact Lock-Spin Mechanisms.
IEEE Robotics Autom. Lett.
Jin Hirai, Takuma Hiraoka, Masanori Konishi, Hiromi Tada, Kunio Kojima, Kei Okada
2026 — conf
Indirect Torso Posture Control and Force-Guided Singularity Avoidance for Humanoid Teleoperation System using Exoskeleton Cockpit.
SII
Hiroki Yoshioka, Tomoya Himeno, Kunio Kojima, Kei Okada
2026 J jnl
TYCOON: modular robot capable of torque synthesized collaboration with complementary intermittent gear mechanism.
Adv. Robotics
Kento Matsuo, Tasuku Makabe, Iori Yanokura, Kunio Kojima, Kei Okada, Masayuki Inaba
2025 A conf
Development of Variable Chain Motor with Shape and Speed-Torque Characteristics Variability and Its Application to a Humanoid.
IROS
Hiromi Tada, Jin Hirai, Takuma Hiraoka, Masanori Konishi, Tomoya Himeno, Kunio Kojima, Kei Okada
2025 — conf
Development of a Transformable Robot with Wire-Differential Steering Ankle Joints for Bipedal and Tri-Swerve Locomotion.
Humanoids
Jin Hirai, Takuma Hiraoka, Hiromi Tada, Tasuku Makabe, Kunio Kojima, Kei Okada
2025 J jnl
Flexible Morphing Aerial Robot with Inflatable Structure for Perching-based Human-Robot Interaction.
CoRR
Ayano Miyamichi, Moju Zhao, Kazuki Sugihara, Junichiro Sugihara, Masanori Konishi, Kunio Kojima, Kei Okada, Masayuki Inaba
2025 — conf
Motion Generation and Burden Evaluation of Sitting-Up Assistance by Humanoid Robot Based on Human Caregiver Movements.
Humanoids
Yoshiki Arai, Tomoya Himeno, Issei Yuda, Takuma Hiraoka, Kunio Kojima, Kei Okada
2025 A conf
Trajectory Generation for Humanoid Backflips and Jumps Based on Whole-Body Dynamics Optimization with Consideration of KKT Residual Convergence.
IROS
Masanori Konishi, Takuma Hiraoka, Kunio Kojima, Kei Okada
2024 A conf
Design of Upper-Limb Exoskeleton with Distal Branching Link Mechanism for Bilateral Operation of Humanoid Robots.
IROS
Hiroki Yoshioka, Naoki Hiraoka, Kunio Kojima, Kei Okada, Masayuki Inaba
2024 A* conf
HumanMimic: Learning Natural Locomotion and Transitions for Humanoid Robot via Wasserstein Adversarial Imitation.
ICRA
Annan Tang, Takuma Hiraoka, Naoki Hiraoka, Fan Shi, Kento Kawaharazuka, Kunio Kojima, Kei Okada, Masayuki Inaba
2024 A conf
Magnetic tactile sensor with load tolerance and flexibility using frame structures for estimating triaxial contact force distribution of humanoid.
IROS
Takuma Hiraoka, Ren Kunita, Kunio Kojima, Naoki Hiraoka, Masanori Konishi, Tasuku Makabe, Annan Tang, Kei Okada, Masayuki Inaba
2024 J jnl
Sampling-Based Global Path Planning Using Convex Polytope Approximation for Narrow Collision-Free Space of Humanoid.
Int. J. Humanoid Robotics
Naoki Hiraoka, Hirokazu Ishida, Takuma Hiraoka, Kunio Kojima, Kei Okada, Masayuki Inaba
2024 A* conf
WARABI Hand: Five-fingered Robotic Hand with Flexible Skin and Force Sensors for Social Interaction.
ICRA
Aoi Nakane, Iori Yanokura, Shun Hasegawa, Naoya Yamaguchi, Kunio Kojima, Kei Okada, Masayuki Inaba
2023 A conf
Development of a Whole-Body Work Imitation Learning System by a Biped and Bi-Armed Humanoid.
IROS
Yutaro Matsuura, Kento Kawaharazuka, Naoki Hiraoka, Kunio Kojima, Kei Okada, Masayuki Inaba
2023 J jnl
Development of a Whole-body Work Imitation Learning System by a Biped and Bi-armed Humanoid.
CoRR
Yutaro Matsuura, Kento Kawaharazuka, Naoki Hiraoka, Kunio Kojima, Kei Okada, Masayuki Inaba
2023 J jnl
HumanMimic: Learning Natural Locomotion and Transitions for Humanoid Robot via Wasserstein Adversarial Imitation.
CoRR
Annan Tang, Takuma Hiraoka, Naoki Hiraoka, Fan Shi, Kento Kawaharazuka, Kunio Kojima, Kei Okada, Masayuki Inaba
2023 A conf
Humanoid Walking System with CNN-Based Uneven Terrain Recognition and Landing Control with Swing-Leg Velocity Constraints.
IROS
Shimpei Sato, Kunio Kojima, Naoki Hiraoka, Kei Okada, Masayuki Inaba
2023 J jnl
RAMIEL: A Parallel-Wire Driven Monopedal Robot for High and Continuous Jumping.
CoRR
Temma Suzuki, Yasunori Toshimitsu, Yuya Nagamatsu, Kento Kawaharazuka, Akihiro Miki, Yoshimoto Ribayashi, Masahiro Bando, Kunio Kojima, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2023 A conf
Whole-Body Torque Control Without Joint Position Control Using Vibration-Suppressed Friction Compensation for Bipedal Locomotion of Gear-Driven Torque Sensorless Humanoid.
IROS
Takuma Hiraoka, Shimpei Sato, Naoki Hiraoka, Annan Tang, Kunio Kojima, Kei Okada, Masayuki Inaba, Koji Kawasaki
2023 A conf
ZMP Feedback Balance Control of Humanoid in Response to Ground Acceleration.
IROS
Masanori Konishi, Kunio Kojima, Kei Okada, Masayuki Inaba, Koji Kawasaki
2022 — conf
Development of a Multi-Fingered Hand with a Multi-Step Locking Mechanism for Carrying Heavy Objects by a Humanoid Robot.
Humanoids
Yutaro Matsuura, Naoki Hiraoka, Kunio Kojima, Iori Yanokura, Hiroki Yoshioka, Kei Okada, Masayuki Inaba
2022 — conf
Manipulation of Heavy Object with Rapid Force Fluctuation by Humanoids Based on Motion Failure Detection and Repeated Trials.
Humanoids
Keitaro Murakami, Yuta Kojio, Kunio Kojima, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2022 A conf
RAMIEL: A Parallel-Wire Driven Monopedal Robot for High and Continuous Jumping.
IROS
Temma Suzuki, Yasunori Toshimitsu, Yuya Nagamatsu, Kento Kawaharazuka, Akihiro Miki, Yoshimoto Ribayashi, Masahiro Bando, Kunio Kojima, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2022 C conf
Reference-Free Learning Bipedal Motor Skills via Assistive Force Curricula.
ISRR
Fan Shi, Yuta Kojio, Tasuku Makabe, Tomoki Anzai, Kunio Kojima, Kei Okada, Masayuki Inaba
2022 A conf
Robust Humanoid Walking System Considering Recognized Terrain and Robots' Balance.
IROS
Shimpei Sato, Yuta Kojio, Yohei Kakiuchi, Kunio Kojima, Kei Okada, Masayuki Inaba
2021 A conf
Drop Prevention Control for Humanoid Robots Carrying Stacked Boxes.
IROS
Shimpei Sato, Yuta Kojio, Kunio Kojima, Fumihito Sugai, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2021 J jnl
Dynamic Fall Recovery Motion Generation on Biped Robot With Shell Protector.
IEEE Robotics Autom. Lett.
Kim-Ngoc-Khanh Nguyen, Yuta Kojio, Shintaro Noda, Fumihito Sugai, Kunio Kojima, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2021 A* conf
Fixed-root Aerial Manipulator: Design, Modeling, and Control of Multilink Aerial Arm to Adhere Foot Module to Ceilings using Rotor Thrust.
ICRA
Takuzumi Nishio, Moju Zhao, Tomoki Anzai, Kunio Kojima, Kei Okada, Masayuki Inaba
2020 J jnl
Bilateral Humanoid Teleoperation System Using Whole-Body Exoskeleton Cockpit TABLIS.
IEEE Robotics Autom. Lett.
Yasuhiro Ishiguro, Tasuku Makabe, Yuya Nagamatsu, Yuta Kojio, Kunio Kojima, Fumihito Sugai, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2020 A conf
Drive-Train Design in JAXON3-P and Realization of Jump Motions: Impact Mitigation and Force Control Performance for Dynamic Motions.
IROS
Kunio Kojima, Yuta Kojio, Tatsuya Ishikawa, Fumihito Sugai, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2020 A conf
Fast Tennis Swing Motion by Ball Trajectory Prediction and Joint Trajectory Modification in Standalone Humanoid Robot Real-time System.
IROS
Mirai Hattori, Kunio Kojima, Shintaro Noda, Fumihito Sugai, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2020 J jnl
Footstep Modification Including Step Time and Angular Momentum Under Disturbances on Sparse Footholds.
IEEE Robotics Autom. Lett.
Yuta Kojio, Yuki Omori, Kunio Kojima, Fumihito Sugai, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2020 A conf
Online System for Dynamic Multi-contact Motion with Impact Force Based on Contact Wrench Estimation and Current-Based Torque Control.
IROS
Kazuki Fukazawa, Naoki Hiraoka, Kunio Kojima, Shintaro Noda, Masahiro Bando, Kei Okada, Masayuki Inaba
2020 J jnl
Semi-Passive Walk and Active Walk by One Bipedal Robot: Mechanism, Control and Parameter Identification.
Int. J. Humanoid Robotics
Shintaro Noda, Fumihito Sugai, Kunio Kojima, Kim-Ngoc-Khanh Nguyen, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2019 — conf
A Robot Design Method for Weight Saving Aimed at Dynamic Motions: Design of Humanoid JAXON3-P and Realization of Jump Motions.
Humanoids
Kunio Kojima, Yuta Kojio, Tatsuya Ishikawa, Fumihito Sugai, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2019 A conf
Autonomous Safe Locomotion System for Bipedal Robot Applying Vision and Sole Reaction Force to Footstep Planning.
IROS
Yuki Omori, Yuta Kojio, Tatsuya Ishikawa, Kunio Kojima, Fumihito Sugai, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2019 J jnl
Extended Three-Dimensional Walking and Skating Motion Generation for Multiple Noncoplanar Contacts With Anisotropic Friction: Application to Walk and Skateboard and Roller Skate.
IEEE Robotics Autom. Lett.
Noriaki Takasugi, Kunio Kojima, Shunichi Nozawa, Fumihito Sugai, Youhei Kakiuchi, Kei Okada, Masayuki Inaba
2019 A conf
Humanoid Robot's Force-Based Heavy Manipulation Tasks with Torque-Controlled Arms and Wrist Force Sensors.
IROS
Shintaro Komatsu, Yuya Nagamatsu, Tatsuya Ishikawa, Takuma Shirai, Kunio Kojima, Yohei Kakiuchi, Fumihito Sugai, Kei Okada, Masayuki Inaba
2019 — conf
Whole-body Posture Generation by Adjusting Tool Force with CoG Movement: Application to Soil Digging.
Humanoids
Takayuki Murooka, Riku Shigematsu, Kunio Kojima, Fumihito Sugai, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2018 — conf
Design of Tiny High-Power Motor Driver without Liquid Cooling for Humanoid JAXON.
Humanoids
Fumihito Sugai, Kunio Kojima, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2018 A* conf
High Speed Whole Body Dynamic Motion Experiment with Real Time Master-Slave Humanoid Robot System.
ICRA
Yasuhiro Ishiguro, Kunio Kojima, Fumihito Sugai, Shunichi Nozawa, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2018 — conf
Semi-Passive Walk and Active Walk by One Bipedal Robot.
Humanoids
Shintaro Noda, Fumihito Sugai, Kunio Kojima, Kim-Ngoc-Khanh Nguyen, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2017 A conf
3D walking and skating motion generation using divergent component of motion and gauss pseudospectral method.
IROS
Noriaki Takasugi, Kunio Kojima, Shunichi Nozawa, Kei Okada, Masayuki Inaba
2017 A conf
Bipedal oriented whole body master-slave system for dynamic secured locomotion with LIP safety constraints.
IROS
Yasuhiro Ishiguro, Kunio Kojima, Fumihito Sugai, Shunichi Nozawa, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2017 A conf
Bipedal walking control against swing foot collision using swing foot trajectory regeneration and impact mitigation.
IROS
Tatsuya Ishikawa, Yuta Kojio, Kunio Kojima, Shunichi Nozawa, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2017 J jnl
Rotational Sliding Motion Generation for Humanoid Robot by Force Distribution in Each Contact Face.
IEEE Robotics Autom. Lett.
Kunio Kojima, Yasuhiro Ishiguro, Fumihito Sugai, Shunichi Nozawa, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2017 — conf
Unified humanoid manipulation of an object of unknown mass properties and friction based on online constraint estimation.
Humanoids
Shunichi Nozawa, Masaki Murooka, Shintaro Noda, Kunio Kojima, Yuta Kojio, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2016 — conf
Achievement of dynamic tennis swing motion by offline motion planning and online trajectory modification based on optimization with a humanoid robot.
Humanoids
Ryo Terasawa, Shintaro Noda, Kunio Kojima, Ryo Koyama, Fumihito Sugai, Shunichi Nozawa, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2016 — conf
Online master-slave footstep control for dynamical human-robot synchronization with wearable sole sensor.
Humanoids
Yasuhiro Ishiguro, Tatsuya Ishikawa, Kunio Kojima, Fumihito Sugai, Shunichi Nozawa, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2016 A conf
Real-time skating motion control of humanoid robots for acceleration and balancing.
IROS
Noriaki Takasugi, Kunio Kojima, Shunichi Nozawa, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2016 A conf
Walking control in water considering reaction forces from water for humanoid robots with a waterproof suit.
IROS
Yuta Kojio, Tatsushi Karasawa, Kunio Kojima, Ryo Koyama, Fumihito Sugai, Shunichi Nozawa, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2015 — conf
Development of humanoid robot system for disaster response through team NEDO-JSK's approach to DARPA Robotics Challenge Finals.
Humanoids
Yohei Kakiuchi, Kunio Kojima, Eisoku Kuroiwa, Shintaro Noda, Masaki Murooka, Iori Kumagai, Ryohei Ueda, Fumihito Sugai, Shunichi Nozawa, Kei Okada, Masayuki Inaba
2015 — conf
Development of life-sized high-power humanoid robot JAXON for real-world use.
Humanoids
Kunio Kojima, Tatsuhi Karasawa, Toyotaka Kozuki, Eisoku Kuroiwa, Sou Yukizaki, Satoshi Iwaishi, Tatsuya Ishikawa, Ryo Koyama, Shintaro Noda, Fumihito Sugai, Shunichi Nozawa, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2015 — conf
Humanoid integrated UI system for supervised autonomy with massive data visualization over narrow and unreliable network communication for DRC competition.
Humanoids
Ryohei Ueda, Masaki Murooka, Yu Ohara, Iori Kumagai, Ryo Terasawa, Yuki Furuta, Kunio Kojima, Tatsuhi Karasawa, Fumihito Sugai, Satoshi Iwaishi, Shunichi Nozawa, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2015 — conf
Multi-layered real-time controllers for humanoid's manipulation and locomotion tasks with emergency stop.
Humanoids
Shunichi Nozawa, Eisoku Kuroiwa, Kunio Kojima, Ryohei Ueda, Masaki Murooka, Shintaro Noda, Iori Kumagai, Yu Ohara, Yohei Kakiuchi, Kei Okada, Masayuki Inaba
2015 A conf
Shuffle motion for humanoid robot by sole load distribution and foot force control.
IROS
Kunio Kojima, Shunichi Nozawa, Kei Okada, Masayuki Inaba
2014 A* conf
Dance-like humanoid motion generation through foot touch states classification.
ICRA
Kunio Kojima, Shunichi Nozawa, Kei Okada, Masayuki Inaba