Mowgli: A Bipedal Jumping and Landing Robot with an Artificial Musculoskeletal System. - Ryuma Niiyama; Akihiko Nagakubo; Yasuo Kuniyoshi (ICRA, 2007)

Athlete Robot with applied human muscle activation patterns for bipedal running. - Ryuma Niiyama; Satoshi Nishikawa; Yasuo Kuniyoshi (Humanoids, 2010)

Creating and modulating rhythms by controlling the physics of the body. - Alexandre Pitti; Ryuma Niiyama; Yasuo Kuniyoshi (Auton. Robots, 2010)

Design principle based on maximum output force profile for a musculoskeletal robot. - Ryuma Niiyama; Yasuo Kuniyoshi (Ind. Robot, 2010)

Neural-body coupling for emergent locomotion: A musculoskeletal quadruped robot with spinobulbar model. - Yasunori Yamada; Satoshi Nishikawa; Kazuya Shida; Ryuma Niiyama; Yasuo Kuniyoshi (IROS, 2011)

Model-based trajectory control of robots with pneumatic actuator dynamics. - Ryuma Niiyama (IROS, 2012)

Biomechanical Approach to Open-Loop Bipedal Running with a Musculoskeletal Athlete Robot. - Ryuma Niiyama; Satoshi Nishikawa; Yasuo Kuniyoshi (Adv. Robotics, 2012)

exTouch: spatially-aware embodied manipulation of actuated objects mediated by augmented reality. - Shunichi Kasahara; Ryuma Niiyama; Valentin Heun; Hiroshi Ishii 001 (TEI, 2013)

PneUI: pneumatically actuated soft composite materials for shape changing interfaces. - Lining Yao; Ryuma Niiyama; Jifei Ou; Sean Follmer; Clark Della Silva; Hiroshi Ishii 001 (UIST, 2013)

Demo hour. - Michal Rinott; Eran Gal-Or; Shachar Geiger; Luka Or; Stefanie Mueller 001; Pedro Lopes 001; Konstantin Kaefer; Bastian Kruck; Patrick Baudisch; Shunichi Kasahara; Ryuma Niiyama; Valentin Heun; et al. (Interactions, 2013)

Pouch Motors: Printable/inflatable soft actuators for robotics. - Ryuma Niiyama; Daniela Rus; Sangbae Kim (ICRA, 2014)

Weight and volume changing device with liquid metal transfer. - Ryuma Niiyama; Lining Yao; Hiroshi Ishii 001 (TEI, 2014)

jamSheets: thin interfaces with tunable stiffness enabled by layer jamming. - Jifei Ou; Lining Yao; Daniel Tauber; Jürgen Steimle; Ryuma Niiyama; Hiroshi Ishii 001 (TEI, 2014)

A musculoskeletal bipedal robot designed with angle-dependent moment arm for dynamic motion from multiple states. - Satoshi Nishikawa; Kazutoshi Tanaka; Kazuya Shida; Toshihiko Fukushima; Ryuma Niiyama; Yasuo Kuniyoshi (Adv. Robotics, 2014)

Demo hour. - Mustafa Emre Karagozler; Ivan Poupyrev; Gary K. Fedder; Yuri Suzuki 002; Lining Yao; Ryuma Niiyama; Jifei Ou; Sean Follmer; Hiroshi Ishii 001; John Brosz; Miguel A. Nacenta; Richard Pusch; et al. (Interactions, 2014)

Design of small-size pouch motors for rat gait rehabilitation device. - Shih-Yin Chang; Kenta Takashima; Satoshi Nishikawa; Ryuma Niiyama; Takao Someya; Hiroshi Onodera; Yasuo Kuniyoshi (EMBC, 2015)

Printable pneumatic artificial muscles for anatomy-based humanoid robots. - Ryuma Niiyama; Carine Rognon; Yasuo Kuniyoshi (Humanoids, 2015)

Self-folding and self-actuating robots: A pneumatic approach. - Xu Sun; Samuel M. Felton; Ryuma Niiyama; Robert J. Wood; Sangbae Kim (ICRA, 2015)

Scalable pneumatic actuator for easy creation of animated animal-shaped objects. - Yuki Itotani; Tomoya Kikuno; Ryuma Niiyama; Yasuo Kuniyoshi (ROBIO, 2015)

Sticky Actuator: Free-Form Planar Actuators for Animated Objects. - Ryuma Niiyama; Xu Sun; Lining Yao; Hiroshi Ishii 001; Daniela Rus; Sangbae Kim (TEI, 2015)

Evolving soft robots to execute multiple tasks with Combined-CPPN-NEAT. - Tomoya Kimura; Ziqiao Jin; Ryuma Niiyama; Yasuo Kuniyoshi (SII, 2016)

Micro CT study of soft/elastic structures of beetle toward insect-inspired robotics. - Ryuma Niiyama (SII, 2016)

Humanoid robot performing jump-and-hit motions using structure-integrated pneumatic cable cylinders. - Kazutoshi Tanaka; Satoshi Nishikawa; Ryuma Niiyama; Yasuo Kuniyoshi (Humanoids, 2017)

Electric phase-change actuator with inkjet printed flexible circuit for printable and integrated robot prototyping. - Kenichi Nakahara; Koya Narumi; Ryuma Niiyama; Yoshihiro Kawahara (ICRA, 2017)

Design and Development of a Soft Robotic Earthworm with Hydrostatic Skeleton. - Sitangshu Chatterjee; Ryuma Niiyama; Yoshihiro Kawahara (ROBIO, 2017)

Bilateral teleoperation system for a musculoskeletal robot arm using a musculoskeletal exoskeleton. - Xi Chen; Satoshi Nishikawa; Kazutoshi Tanaka; Ryuma Niiyama; Yasuo Kuniyoshi (ROBIO, 2017)

Shape changing locomotion by spiny multipedal robot. - Hiroki Nozaki; Ryuma Niiyama; Takuro Yonezawa; Jin Nakazawa (ROBIO, 2017)

Modeling of extensible pneumatic actuator with bellows (EPAB) for continuum arm. - Taigo Yukisawa; Yasuaki Ishii; Satoshi Nishikawa; Ryuma Niiyama; Yasuo Kuniyoshi (ROBIO, 2017)

FoamSense: Design of Three Dimensional Soft Sensors with Porous Materials. - Satoshi Nakamaru; Ryosuke Nakayama; Ryuma Niiyama; Yasuaki Kakehi (UIST, 2017)

BlowFab: Rapid Prototyping for Rigid and Reusable Objects using Inflation of Laser-cut Surfaces. - Junichi Yamaoka; Ryuma Niiyama; Yasuaki Kakehi (UIST, 2017)

Development of a Musculoskeletal Humanoid Robot as a Platform for Biomechanical Research on the Underwater Dolphin Kick. - Yasuaki Ishii; Satoshi Nishikawa; Ryuma Niiyama; Yasuo Kuniyoshi (IROS, 2018)

Continuous Shape Changing Locomotion of 32-legged Spherical Robot. - Hiroki Nozaki; Yusei Kujirai; Ryuma Niiyama; Yoshihiro Kawahara; Takuro Yonezawa; Jin Nakazawa (IROS, 2018)

Pseudo-Locomotion Design with a Quadrotor-Assisted Biped Robot. - Azumi Maekawa; Ryuma Niiyama; Shunji Yamanaka (ROBIO, 2018)

Sequential Jumping-Stepping Motion on Musculoskeletal Humanoid Robot for Agile Locomotion. - Dwindra Sulistyoutomo; Satoshi Nishikawa; Ryuma Niiyama; Yasuo Kuniyoshi (ROBIO, 2018)

Ceiling continuum arm with extensible pneumatic actuators for desktop workspace. - Taigo Yukisawa; Satoshi Nishikawa; Ryuma Niiyama; Yoshihiro Kawahara; Yasuo Kuniyoshi (RoboSoft, 2018)

Aerial-biped: a new physical expression by the biped robot using a quadrotor. - Azumi Maekawa; Ryuma Niiyama; Shunji Yamanaka (SIGGRAPH Emerging Technologies, 2018)

AccordionFab: Fabricating Inflatable 3D Objects by Laser Cutting and Welding Multi-Layered Sheets. - Junichi Yamaoka; Kazunori Nozawa; Shion Asada; Ryuma Niiyama; Yoshihiro Kawahara; Yasuaki Kakehi (UIST (Adjunct Volume), 2018)

Switching Isotropic and Directional Exploration with Parameter Space Noise in Deep Reinforcement Learning. - Izumi Karino; Kazutoshi Tanaka; Ryuma Niiyama; Yasuo Kuniyoshi (CoRR, 2018)

High-Speed and Lightweight Humanoid Robot Arm for a Skillful Badminton Robot. - Shotaro Mori; Kazutoshi Tanaka; Satoshi Nishikawa; Ryuma Niiyama; Yasuo Kuniyoshi (IEEE Robotics Autom. Lett., 2018)

Coordinated Use of Structure-Integrated Bistable Actuation Modules for Agile Locomotion. - Satoshi Nishikawa; Yusuke Arai; Ryuma Niiyama; Yasuo Kuniyoshi (IEEE Robotics Autom. Lett., 2018)

MorphIO: Entirely Soft Sensing and Actuation Modules for Programming Shape Changes through Tangible Interaction. - Ryosuke Nakayama; Ryo Suzuki 001; Satoshi Nakamaru; Ryuma Niiyama; Yoshihiro Kawahara; Yasuaki Kakehi (Conference on Designing Interactive Systems, 2019)

Flexible and Soft Inductive Tri-axis Tactile Sensor Using Liquid Metal as Sensing Target. - Takumi Kawasetsu; Ryuma Niiyama; Yasuo Kuniyoshi (IEEE SENSORS, 2019)

High-speed flexible arm to reduce the effect of spinning ball in table tennis. - Mitsuru Takeda; Satoshi Nishikawa; Ryuma Niiyama; Yasuo Kuniyoshi (MHS, 2019)

Anthropomorphic Face Robot having Soft Mouth Mechanism with Embedded Artificial Facial Muscles. - Yoshiki Usui; Ryuma Niiyama; Yasuo Kuniyoshi (MHS, 2019)

Low-pressure Soft Inflatable Joint Driven by Inner Tendon. - Young Ah Seong; Ryuma Niiyama; Yoshihiro Kawahara; Yasuo Kuniyoshi (RoboSoft, 2019)

High-Speed Humanoid Robot Arm for Badminton Using Pneumatic-Electric Hybrid Actuators. - Shotaro Mori; Kazutoshi Tanaka; Satoshi Nishikawa; Ryuma Niiyama; Yasuo Kuniyoshi (IEEE Robotics Autom. Lett., 2019)

Acoustic Length Sensor for Soft Extensible Pneumatic Actuators With a Frequency Characteristics Model. - Ken Takaki; Yoshitaka Taguchi; Satoshi Nishikawa; Ryuma Niiyama; Yoshihiro Kawahara (IEEE Robotics Autom. Lett., 2019)

Soft yet Strong Inflatable Structures for a Foldable and Portable Mobility. - Hiroki Sato 001; Young Ah Seong; Ryosuke Yamamura; Hiromasa Hayashi; Katsuhiro Hata; Hisato Ogata; Ryuma Niiyama; Yoshihiro Kawahara (CHI Extended Abstracts, 2020)

An Untethered 216-mg Insect-Sized Jumping Robot with Wireless Power Transmission. - Riccy Kurniawan; Tamaki Fukudome; Hao Qiu; Makoto Takamiya; Yoshihiro Kawahara; Jinkyu Yang; Ryuma Niiyama (IROS, 2020)

poimo: Portable and Inflatable Mobility Devices Customizable for Personal Physical Characteristics. - Ryuma Niiyama; Hiroki Sato 001; Kazzmasa Tsujimura; Koya Narumi; Young Ah Seong; Ryosuke Yamamura; Yasuaki Kakehi; Yoshihiro Kawahara (UIST, 2020)

Workshop Design for Hands-on Exploration Using Soft Robotics and Onomatopoeia. - Young Ah Seong; Hiroshi Sugihara; Ryuma Niiyama; Yasuaki Kakehi; Yoshihiro Kawahara (IEEE Pervasive Comput., 2020)

Soft Inductive Tactile Sensor Using Flow-Channel Enclosing Liquid Metal. - Shota Hamaguchi; Takumi Kawasetsu; Takato Horii; Hisashi Ishihara; Ryuma Niiyama; Koh Hosoda; Minoru Asada (IEEE Robotics Autom. Lett., 2020)

Laser Pouch Motors: Selective and Wireless Activation of Soft Actuators by Laser-Powered Liquid-to-Gas Phase Change. - Takefumi Hiraki; Kenichi Nakahara; Koya Narumi; Ryuma Niiyama; Noriaki Kida; Naoki Takamura; Hiroshi Okamoto; Yoshihiro Kawahara (IEEE Robotics Autom. Lett., 2020)

Liquid Pouch Motors: Printable Planar Actuators Driven by Liquid-to-Gas Phase Change for Shape-Changing Interfaces. - Koya Narumi; Hiroki Sato 001; Kenichi Nakahara; Young Ah Seong; Kunihiko Morinaga; Yasuaki Kakehi; Ryuma Niiyama; Yoshihiro Kawahara (IEEE Robotics Autom. Lett., 2020)

ThermoCaress: A Wearable Haptic Device with Illusory Moving Thermal Stimulation. - Yuhu Liu; Satoshi Nishikawa; Young Ah Seong; Ryuma Niiyama; Yasuo Kuniyoshi (CHI, 2021)

Physical reservoir computing in a soft swimming robot. - Yuta Horii; Katsuma Inoue; Satoshi Nishikawa; Kohei Nakajima; Ryuma Niiyama; Yasuo Kuniyoshi (ALIFE, 2021)

Competitive physical interaction by reinforcement learning agents using intention estimation. - Hiroki Noda; Satoshi Nishikawa; Ryuma Niiyama; Yasuo Kuniyoshi (RO-MAN, 2021)

Modularized genotype combination to design multiobjective soft-bodied robots. - Tomoya Kimura; Ryuma Niiyama; Yasuo Kuniyoshi (RoboSoft, 2021)

Model-Free Reinforcement Learning with Ensemble for a Soft Continuum Robot Arm. - Ryota Morimoto; Satoshi Nishikawa; Ryuma Niiyama; Yasuo Kuniyoshi (RoboSoft, 2021)

Blower-Powered Soft Inflatable Joints for Physical Human-Robot Interaction. - Ryuma Niiyama; Young Ah Seong; Yoshihiro Kawahara; Yasuo Kuniyoshi (Frontiers Robotics AI, 2021)

Wireless Powered Dielectric Elastomer Actuator. - Lai Chen; Takuya Sasatani; Keung Or; Satoshi Nishikawa; Yoshihiro Kawahara; Ryuma Niiyama; Yasuo Kuniyoshi (IEEE Robotics Autom. Lett., 2021)

Immediate Generation of Jump-and-Hit Motions by a Pneumatic Humanoid Robot Using a Lookup Table of Learned Dynamics. - Kazutoshi Tanaka; Satoshi Nishikawa; Ryuma Niiyama; Yasuo Kuniyoshi (IEEE Robotics Autom. Lett., 2021)

Autonomous Wheeled Locomotion on Irregular Terrain with Tactile Sensing. - Hiroki Tomioka; Masahiro Ikeda; Keung Or; Ryuma Niiyama; Yasuo Kuniyoshi (CLAWAR, 2022)

Demonstrating poimo as Inflatable, Inclusive Mobility Devices with a Soft Input Interface. - Hiroki Sato 001; Ryuma Niiyama; Koya Narumi; Young Ah Seong; Keisuke Watanabe; Ryosuke Yamamura; Yasuaki Kakehi; Yoshihiro Kawahara (SIGGRAPH Emerging Technologies, 2022)

Meta Avatar Robot Cafe: Linking Physical and Virtual Cybernetic Avatars to Provide Physical Augmentation for People with Disabilities. - Yoichi Yamazaki; Tsukuto Yamada; Hiroki Nomura; Nobuaki Hosoda; Ryoma Kawamura; Kazuaki Takeuchi; Hiroaki Kato; Ryuma Niiyama; Kentaro Yoshifuji (SIGGRAPH Emerging Technologies, 2022)

An Actuation System using a Hydrostatic Skeleton and a Shape Memory Alloy for Earthworm-like Soft Robots. - Kazuma Matsushita; Masahiro Ikeda; Keung Or; Ryuma Niiyama; Yasuo Kuniyoshi (SII, 2022)

Flexible Sliding-teeth-array Mechanism for Hollow Joint Module with Smooth Outline. - Fumiya Nakano; Ryuma Niiyama; Shunji Yamanaka (SII, 2022)

Characterization of continuum robot arms under reinforcement learning and derived improvements. - Ryota Morimoto; Masahiro Ikeda; Ryuma Niiyama; Yasuo Kuniyoshi (Frontiers Robotics AI, 2022)

Proposal of Manufacturing Method for New Passive Elastic Joint and Prototype of Human Phantom. - Masahiro Ikeda; Ryuma Niiyama; Yasuo Kuniyoshi (J. Robotics Mechatronics, 2022)

Robostrich Arm: Wire-Driven High-DOF Underactuated Manipulator. - Kenji Misu; Masahiro Ikeda; Keung Or; Mitsuhito Ando; Megu Gunji; Hiromi Mochiyama; Ryuma Niiyama (J. Robotics Mechatronics, 2022)

Ostrich-Inspired Soft Robotics: A Flexible Bipedal Manipulator for Aggressive Physical Interaction. - Hiromi Mochiyama; Megu Gunji; Ryuma Niiyama (J. Robotics Mechatronics, 2022)

Special Issue on Science of Soft Robots. - Koichi Suzumori; Ryuma Niiyama; Kenjiro Fukuda; Kohei Nakajima (J. Robotics Mechatronics, 2022)

Giraffe Neck Robot: First Step Toward a Powerful and Flexible Robot Prototyping Based on Giraffe Anatomy. - Atsuhiko Niikura; Hiroyuki Nabae; Gen Endo; Megu Gunji; Kent Mori; Ryuma Niiyama; Koichi Suzumori (IEEE Robotics Autom. Lett., 2022)

Inflatable Humanoid Cybernetic Avatar for Physical Human-Robot Interaction. - Ryuma Niiyama; Masahiro Ikeda; Young Ah Seong (Int. J. Autom. Technol., 2023)

"RobOstrich" Manipulator: A Novel Mechanical Design and Control Based on the Anatomy and Behavior of an Ostrich Neck. - Kazashi Nakano; Megu Gunji; Masahiro Ikeda; Keung Or; Mitsuhito Ando; Katsuma Inoue; Hiromi Mochiyama; Kohei Nakajima; Ryuma Niiyama; Yasuo Kuniyoshi (IEEE Robotics Autom. Lett., 2023)

Curriculum-reinforcement learning on simulation platform of tendon-driven high-degree of freedom underactuated manipulator. - Keung Or; Kehua Wu; Kazashi Nakano; Masahiro Ikeda; Mitsuhito Ando; Yasuo Kuniyoshi; Ryuma Niiyama (Frontiers Robotics AI, 2023)

Pneumatic bladder links with wide range of motion joints for articulated inflatable robots. - Katsu Uchiyama; Ryuma Niiyama (IROS, 2024)

Real-to-Real Motor Learning of Tendon-Driven Soft Caterpillar Locomotion with World Model. - Koichi Tezuka; Ryuma Niiyama (RoboSoft, 2024)

AgiLimb: Embodied Agile Robotic Arm by Integrating Digital Reflex and Seamless Action Takeover. - Yusuke Kawashima; Yoshiaki Abe; Takeru Hashimoto; Shunichi Kasahara; Ryuma Niiyama (SIGGRAPH Asia Emerging Technologies, 2024)

Multi-DOF Blower-Powered and Inner Tendon-Driven Soft Inflatable Robotic Arm. - Katsu Uchiyama; Masayuki Otsuka; Ryuma Niiyama (SII, 2024)

Hybrid RobOstrich Manipulator with Intrinsic and Extrinsic Actuations. - Takeru Manome; Ryuma Niiyama (J. Robotics Mechatronics, 2024)

Augmented Bodily Self in Performing a Button-Touching Task with Soft Supernumerary Robotic Arms. - Ryuma Niiyama; Honoka Yoshida; Ryogo Kawamata; Katsuki Higo; Sotaro Shimada (J. Robotics Mechatronics, 2024)

Augmenting Compliance With Motion Generation Through Imitation Learning Using Drop-Stitch Reinforced Inflatable Robot Arm With Rigid Joints. - Gangadhara Naga Sai Gubbala; Masato Nagashima; Hiroki Mori; Young Ah Seong; Hiroki Sato 001; Ryuma Niiyama; Yuki Suga; Tetsuya Ogata (IEEE Robotics Autom. Lett., 2024)

A Snap Mechanism Imitating the Thoracic Joint of a Click Beetle. - Kanta Yamauchi; Takahiro Matsuno; Ryuma Niiyama; Shinichi Hirai (RCAR, 2025)

Deformation Analysis and Prediction of Drop-Stitch Reinforced Inflatable Robot Link for 1DOF and 2DOF Motion. - Gangadhara Naga Sai Gubbala; Masato Nagashima; Hiroki Mori; Young Ah Seong; Hiroki Sato 001; Ryuma Niiyama; Yuki Suga; Tetsuya Ogata (SII, 2025)

Curriculum Reinforcement Learning for Obstacle Avoidance Postures for a Hyper-redundant Manipulator. - Keishi Hirade; Ryuma Niiyama (SII, 2025)

Motion Assistance System for Telesports by Seamlessly Blending Manual and Automatic Throwing Controls. - Yusuke Kawashima; Ryuma Niiyama (SII, 2025)

Subterranean locomotion of half-inch diameter soft earthworm robot with bellows segments. - Genta Sasaki; Kazuya Kudo; Ryuma Niiyama (SII, 2025)