Manabu Okui

70 papers A* 1A 2B 3C 13Journal 14Unranked 37
YearRankTypeTitle / Venue / Authors
2026 — conf
A Study on Grinding Condition Evaluation Using a Three-Axis Accelerometer Toward the Development of a Data Collection System for the Automation of Non-Routine Grinding Tasks.
AMC
Shogo Sakairi, Kaima Shimomura, Amane Tamada, Norikazu Suzuki, Manabu Okui
2026 J jnl
Modeling of artificial muscle driven by combustion of dimethyl ether and verification of power for different sizes.
Adv. Robotics
Koya Tsurumi, Kengo Mori, Ryunosuke Sawahashi, Manabu Okui
2026 — conf
Preliminary Demonstration of Steady-State Force Generation by High-Frequency Actuation of a High-Response Artificial Muscle Actuator Using Dimethyl Ether Combustion (HADEC).
SII
Kengo Mori, Koya Tsurumi, Ryunosuke Sawahashi, Manabu Okui
2026 — conf
Proposal and Fundamental Evaluation of a Hand Posture Guidance Method Using Air-Jet-Based Force Feedback.
SII
H. Ohara, Manabu Okui
2026 — conf
Vibrotactile Feedback Enhancement for Polishing Tasks: A Perceptual Study of Signal Deformation Strategies.
SII
Amane Tamada, Shogo Sakairi, Natsuki Hayami, Naruhiro Mega, Rie Nishihama, Takako Yoshida, Taro Nakamura, Manabu Okui
2025 J jnl
HADEC - High-Response Artificial Muscle Actuator Using Dimethyl Ether Combustion.
IEEE Robotics Autom. Lett.
Kengo Mori, Koya Tsurumi, Ryunosuke Sawahashi, R. Enjo, Taro Nakamura, Manabu Okui
2025 J jnl
Impulse force presentation during ball kicking by lower limb exoskeleton with MR fluid brake.
Adv. Robotics
Taiga Shimizu, Tomotaka Sugino, Ryunosuke Sawahashi, Rie Nishihama, Manabu Okui, Taro Nakamura
2024 J jnl
Construction of Motion Mode Switching System by Machine Learning for Peristaltic Mixing Conveyor Based on Intestinal Movement.
IEEE Access
Iori Terayama, Sana Oshino, Rie Nishihama, Manabu Okui, Ryosuke Adachi, Taro Nakamura
2024 — conf
Effect of Force Feedback during Interaction with Straight-line Movement in a VR Space by an Upper-limb Wearable Force Feedback Device.
AIM
Natsuki Hayami, Ryunosuke Sawahashi, Jonah Komatsu, Rie Nishihama, Manabu Okui, Taro Nakamura
2024 C conf
Endoskeletal Deep Vein Thrombosis Prevention Device Using a Combining Intermittent Pneumatic Compression and Assisted Ankle Exercises.
HSI
Akihiro Kobayashi, Manabu Okui, Taro Nakamura
2024 — conf
Exoskeleton-type Assist Device Focusing on the Variable Viscosity Characteristics of the Knee Joint During Stair Descent.
BioRob
Tomotaka Sugino, Yusuke Shimoda, Manabu Okui, Rie Nishihama, Taro Nakamura
2024 C conf
Knee Joint Assist Method Focusing on Joint Viscosity Properties Using IMU - Based Exoskeleton Assist Device.
HSI
Tomotaka Sugino, Yusuke Shimoda, Manabu Okui, Taro Nakamura
2024 J jnl
Knee Joint Assist in Seated Motion Focusing on Variable Viscosity Property in Exoskeleton Assistive Device: Comparison of Variable and Constant Viscosity Coefficients.
IEEE Access
Yusuke Shimoda, Tomotaka Sugino, Manabu Okui, Rie Nishihama, Taro Nakamura
2023 C conf
Components and Basic Evaluation of Earthworm-Type Ice-Drilling Robot for Exploration Under Arctic-Sea-Ice.
IECON
Yuka Takeda, Ryosuke Tokoi, Chikage Fujikawa, Manabu Okui, Hiroshi Yoshida, Taro Nakamura
2023 — conf
Development of Shoulder Mechanism for a Wearable Upper Limb Force-Feedback Device with Pneumatic Artificial Muscles and MR Brakes.
SII
Jonah Komatsu, Ryunosuke Sawahashi, Taiki Masuda, Manabu Okui, Taro Nakamura
2023 J jnl
Development of a Bimanual Wearable Force Feedback Device with Pneumatic Artificial Muscles, MR Fluid Brakes, and Sensibility Evaluation Based on Pushing Motion.
J. Robotics Mechatronics
Ryunosuke Sawahashi, Jonah Komatsu, Rie Nishihama, Manabu Okui, Taro Nakamura
2023 — conf
Development of an Evaluation Simulator for Gastrointestinal Stents by Applying a Peristaltic Pump: Prototype fabrication of evaluation simulators and characteristic tests.
ROBIO
Shogo Uzawa, Takeru Hashiguchi, Manabu Okui, Taro Nakamura
2023 — conf
Discrimination of Powder Particle Size and Input Amounts for the Estimation of Mixing Using a Peristaltic Mixing Conveyor Imitating an Intestinal Tube.
SII
Iori Terayama, Sana Oshino, Rie Nishihama, Manabu Okui, Taro Nakamura
2023 — conf
Experimental evaluation of the white cane device with force-feedback function using air jets.
SII
Hirochika Oshima, Ryunosuke Sawahashi, Manabu Okui, Rie Nishihama, Taro Nakamura
2023 — conf
Presentation of Underwater Sensation by Drag in Knee Motion with a Lower Limb Exoskeleton Using MR Fluid Brakes.
ISIE
Ryunosuke Sawahashi, Taiki Masuda, Taiga Shimizu, Rie Nishihama, Manabu Okui, Taro Nakamura
2023 C conf
Proposal for a Lifting Support Device for LP Gas Delivery Operations.
IECON
Kiyotaka Oba, Ryunosuke Sawahashi, Manabu Okui, Rie Nishihama, Taro Nakamura
2023 — conf
Proposal of a Method for Measuring Inside Diameter of Tubes Using a Drive Unit of a Robot for Inspection of Small Tubes.
ISIE
Hiroto Nagashima, Fumio Ito, Taro Nakamura, Kousuke Uchiyama, Manabu Okui
2022 B conf
Assist Effectiveness Study based on Viscosity: Comparison of Assumed Command Signal and Actual Command Signal.
RO-MAN
Yusuke Shimoda, Tetsuhito Fujita, Katsuki Machida, Manabu Okui, Rie Nishihama, Taro Nakamura
2022 C conf
Control of single-stroke movement of a drum-playing robot by reinforcement learning using a realistic artificial muscle-driven robot.
IECON
Manabu Okui, Shiori Nakamura, Seigo Kimura, Ryuji Suzuki, Rie Nishihama, Taro Nakamura
2022 J jnl
Development of Peristaltic Transfer System to Transport Feces in Space: Proposal of Driving Method Using Pressure Difference in Peristaltic Pump.
IEEE Access
Shogo Uzawa, Hiroya Kumamoto, Chiaki Yamazaki, Manabu Okui, Taro Nakamura
2022 C conf
Development of Semi-active Force Feedback Shoes with MR Brake Rendering a Falling Sensation and Descent Acceleration Measurement.
IECON
Ryunosuke Sawahashi, Toshinari Tanaka, Taiki Masuda, Manabu Okui, Rie Nishihama, Taro Nakamura
2022 C conf
Deveropmrnt of Anisotropic Short-Fiber Oriented Rubber and its Application To Elongation Actuators.
IECON
H. Kunisada, K. Fujitani, Fumio Ito, Manabu Okui, Taro Nakamura
2022 — conf
Evaluation of Support Device for Manual Handling of Gas Cylinders.
CLAWAR
Kiyotaka Oba, Manabu Okui, Rie Nishihama, Taro Nakamura
2022 — conf
Grasping Characteristics of Flexible Propulsion Unit Using Braid Mechanism for Lunar Exploration Robot.
CLAWAR
Chikage Fujikawa, Ryosuke Tokoi, Wataru Toyama, Manabu Okui, Tomoaki Tsuji, Taro Nakamura, Takashi Kubota
2022 C conf
Ice-drilling and Gripping Experiments in Actual Conditions for Developing Earthworm-type Ice-drilling Robot for Extensive Under-sea-ice Surveys.
IECON
Ryosuke Tokoi, Chikage Fujikawa, Wataru Toyama, Manabu Okui, Hiroshi Yoshida, Taro Nakamura
2022 C conf
Mixing Determination for Solid Rocket Fuel Production by Peristaltic Mixing Pump Using Packing Method.
IECON
Sana Oshino, Iori Terayama, Rie Nishihama, Manabu Okui, Taro Nakamura
2022 — conf
Proposal of a decentralized peristaltic movement generation based on actual intestines and verification by content transfer experiment.
SII
Daisuke Matsui, Sana Oshino, Iori Terayama, Rie Nishihama, Manabu Okui, Taro Nakamura
2022 C conf
Proposal of posture guidance method using air jetting with table tennis racket type device.
IECON
Rin Suzuki, Ryunosuke Sawahashi, Rie Nishihama, Manabu Okui, Taro Nakamura
2022 C conf
Prototype of an exoskeletal lower limb force-feedback device for moving extensively in VR space.
IECON
Taiki Masuda, Ryunosuke Sawahashi, Jonah Komatsu, Manabu Okui, Rie Nishihama, Taro Nakamura
2021 — conf
Construction of Distributed Sensing System for Peristaltic Continuous Mixing Conveyor Imitating Intestines: Internal State Measurement Using Accelerometer.
AIM
Sana Oshino, Kota Wakamatsu, Daisuke Matsui, Rie Nishihama, Manabu Okui, Taro Nakamura
2021 J jnl
Development of a Compact Pneumatic Valve Using Rotational Motion for a Pneumatically Driven Mobile Robot With Periodic Motion in a Pipe.
IEEE Access
Hiroto Sato, Kousuke Uchiyama, Yuki Mano, Fumio Ito, Shunichi Kurumaya, Manabu Okui, Yasuyuki Yamada, Taro Nakamura
2021 — conf
Development of a Wearable Four-Degrees-of-Freedom Force Feedback Device with a Clutch Mechanism Using Artificial Muscle Contraction.
ICIT
Ryunosuke Sawahashi, Yuki Onozuka, Toshinari Tanaka, Manabu Okui, Taro Nakamura
2021 B conf
Dropping Sensation for Development of Lower Limb Force Feedback Device.
RO-MAN
Taiki Masuda, Toshinari Tanaka, Ryunosuke Sawahashi, Manabu Okui, Rie Nishihama, Taro Nakamura
2021 — conf
Excavation Experiment of Earth Worm Type Seabed Exploration Robot in Actual Sea Area.
CLAWAR
Manabu Okui, Ryosuke Tokoi, Wataru Toyama, Kazuki Tsumura, Keita Isaka, Tomoki Watanabe, Taro Nakamura, Hiroshi Yoshida
2021 J jnl
Generalization Capability of Mixture Estimation Model for Peristaltic Continuous Mixing Conveyor.
IEEE Access
Sana Oshino, Rie Nishihama, Kota Wakamatsu, Katsuma Inoue, Daisuke Matsui, Manabu Okui, Kohei Nakajima, Yasuo Kuniyoshi, Taro Nakamura
2021 — conf
Horizontal Drilling with Seabed Robotic Explorer.
CLAWAR
Ryosuke Tokoi, Wataru Toyama, Kazuki Tsumura, Tomoki Watanabe, Manabu Okui, Taro Nakamura, Hiroshi Yoshida
2021 J jnl
In-Pipe Inspection Robot Capable of Actively Exerting Propulsive and Tractive Forces With Linear Antagonistic Mechanism.
IEEE Access
Fumio Ito, Kazuki Takaya, Masashi Kamata, Manabu Okui, Yasuyuki Yamada, Taro Nakamura
2021 — conf
Propulsion Unit Control Method for Visualization of Grasping State of Earthworm-type Lunar Excavation Robot.
AIM
Ryosuke Tokoi, Wataru Toyama, Tomoki Watanabe, Kazuki Tsumura, Manabu Okui, Hirotaka Sawada, Takashi Kubota, Taro Nakamura
2020 — conf
Clay Drilling Performance of Seabed Robotic Explorer Using Peristaltic Motion.
SII
Keita Isaka, Kazuki Tsumura, Tomoki Watanabe, Wataru Toyama, Manabu Okui, Hiroshi Yoshida, Taro Nakamura
2020 — conf
Dielectric elastomer actuator that can be deformed without pre-stretching and its application to flexible wave-generating device.
SII
T. Hayashi, H. Kumamoto, Manabu Okui, Y. Yonehara, H. Takeuchi, Taro Nakamura
2020 — conf
Effect of penetration force on drilling efficiency for seabed drilling robot.
AIM
Wataru Toyama, Keita Isaka, Kazuki Tsumura, Tomoki Watanabe, Manabu Okui, Hiroshi Yoshida, Taro Nakamura
2020 — conf
Fundamental characteristics for rendering elasticity of a force feedback method using elastic spring and magneto-rheological fluid clutch.
SII
M. Ooba, Yuki Onozuka, Manabu Okui, Taro Nakamura
2020 B conf
Influence of vertical acceleration for inducing sensation of dropping by lower limb force feedback device.
RO-MAN
Toshinari Tanaka, Yuki Onozuka, Manabu Okui, Rie Nishihama, Taro Nakamura
2020 — conf
Mixing State Estimation of Peristaltic Continuous Mixing Conveyor with Distributed Sensing System Based on Soft Intestine Motion.
RoboSoft
Kota Wakamatsu, Katsuma Inoue, D. Hagiwara, H. Adachi, Daisuke Matsui, Shunichi Kurumaya, Rie Nishihama, Manabu Okui, Kohei Nakajima, Yasuo Kuniyoshi, Taro Nakamura
2020 — conf
Noninflatable Pneumatic Artificial Muscle Requiring Low Space and Consumption Flow Rate.
SII
Manabu Okui, Fumio Ito, Akihiro Kojima, Taro Nakamura
2020 — conf
Proposal for 3D-printed pneumatic artificial muscles -Effect of leaf spring stiffness on contraction amount and contraction force-.
SII
Fumio Ito, Akihiro Kojima, Manabu Okui, Taro Nakamura
2020 — conf
Proposal for Pipeline-Shape Measurement Method Based on Highly Accurate Pipeline Length Measurement by IMU Sensor Using Peristaltic Motion Characteristics.
AIM
Hiroto Sato, Yuki Mano, Fumio Ito, Takumi Yasui, Manabu Okui, Rie Nishihama, Taro Nakamura
2020 J jnl
Proposal of Motion Judgment Algorithm Based on Joint Angle of Variable Elastic Assist Suit with High Back Drivability.
J. Robotics Mechatronics
Seigo Kimura, Ryuji Suzuki, Katsuki Machida, Rie Nishihama, Manabu Okui, Taro Nakamura
2020 J jnl
Soil Discharging Mechanism Utilizing Water Jetting to Improve Excavation Depth for Seabed Drilling Explorer.
IEEE Access
Keita Isaka, Kazuki Tsumura, Tomoki Watanabe, Wataru Toyama, Manabu Okui, Hiroshi Yoshida, Taro Nakamura
2020 — conf
Variable Viscoelastic Joint Module with Built-in Pneumatic Power Source.
AIM
Katsuki Machida, Seigo Kimura, Ryuji Suzuki, Kazuya Yokoyama, Manabu Okui, Taro Nakamura
2020 — conf
Wearable Air-Jet Force Feedback Device without Exoskeletal Structure and Its Application to Elastic Ball Rendering.
AIM
Manabu Okui, Toru Masuda, T. Tamura, Yuki Onozuka, Taro Nakamura
2019 — conf
Assistive method that controls joint stiffness and antagonized angle based on human joint stiffness characteristics and its application to an exoskeleton.
ICAR
Seigo Kimura, Ryuji Suzuki, Masashi Kashima, Manabu Okui, Rie Nishihama, Taro Nakamura
2019 — conf
Deformation Measurement of Dielectric Elastomer using Slide Ring Material on a 2-D Plane.
SII
T. Hayashi, Manabu Okui, Y. Yonehara, Taro Nakamura
2019 C conf
Rendering friction and viscosity using a wearable 4 degrees of freedom force feedback device with magnetorheological fluid clutches and pneumatic artificial muscles.
IECON
Yuki Onozuka, Minoru Oba, Manabu Okui, Taro Nakamura
2019 — conf
Research of human-robot handshakes under variable stiffness conditions.
ICARM
Kejia Dai, Yage Liu, Manabu Okui, Rie Nishihama, Taro Nakamura
2019 J jnl
Straight-Fiber-Type Artificial Muscle Deformation Under Pressurization.
IEEE Robotics Autom. Lett.
Akihiro Kojima, Manabu Okui, Itsuki Hisamichi, Tomoaki Tsuji, Taro Nakamura
2018 — conf
Hollow Pneumatic Artificial Muscles with Air Cylinder: Improvement for compatibility of high durability and high efficiency.
BioRob
Yasuyuki Yamada, Akihiro Kojima, Yutaro Higashi, Manabu Okui, Taro Nakamura
2018 J jnl
Hybrid Pneumatic Source Based on Evaluation of Air Compression Methods for Portability.
IEEE Robotics Autom. Lett.
Manabu Okui, Yuki Nagura, Yasuyuki Yamada, Taro Nakamura
2018 — conf
Novel feedforward controller for straight-fiber-type artificial muscle based on an experimental identification model.
RoboSoft
Ryuji Suzuki, Manabu Okui, Shingo Iikawa, Yasuyuki Yamada, Taro Nakamura
2018 — conf
Prolonging the lifetime of straight-fiber-type pneumatic rubber artificial muscle by shape consideration and material development.
RoboSoft
Akihiro Kojima, Manabu Okui, Yasuyuki Yamada, Taro Nakamura
2018 — conf
Socks Type Actuator That Provides Exercise for Ankle and Toes from the Medical Point of View.
AIM
Hayato Sasanuma, Hideyuki Tsukagoshi, Manabu Okui
2017 A conf
A pneumatic power source using a sodium bicarbonate and citric acid reaction with pressure booster for use in mobile devices.
IROS
Manabu Okui, Yuki Nagura, Shingo Iikawa, Yasuyuki Yamada, Taro Nakamura
2017 A* conf
Semi-endoskeleton-type waist assist AB-wear suit equipped with compressive force reduction mechanism.
ICRA
Hiroki Inose, Shun Mohri, Hirokazu Arakawa, Manabu Okui, Katsuya Koide, Yasuyuki Yamada, Isao Kikutani, Taro Nakamura
2017 A conf
Variable viscoelastic joint system and its application to exoskeleton.
IROS
Manabu Okui, Shingo Iikawa, Yasuyuki Yamada, Taro Nakamura
2016 C conf
The verification of permissible resistant torque considering back-drivability to develop a wearable assist suit.
ICARCV
Shingo Iikawa, Manabu Okui, Yasuyuki Yamada, Taro Nakamura