| 2025 | SMC | Effect of multimodal haptic feedback combining force and vibrotactile feedback during pressing motion. | F. Hayami, Ryunosuke Sawahashi, Rie Nishihama, Taro Nakamura |
| 2023 | IECON | Proposal for a Lifting Support Device for LP Gas Delivery Operations. | Kiyotaka Oba, Ryunosuke Sawahashi, Manabu Okui, Rie Nishihama, Taro Nakamura |
| 2023 | SMC | Shoe-Type-Force-Feedback Device and Falling Sensation with Two-Step Dropping. | Yuki Ishida, Ryunosuke Sawahashi, Rie Nishihama, Taro Nakamura |
| 2022 | IECON | Prototype of an exoskeletal lower limb force-feedback device for moving extensively in VR space. | Taiki Masuda, Ryunosuke Sawahashi, Jonah Komatsu, Manabu Okui, Rie Nishihama, Taro Nakamura |
| 2022 | IECON | Development of Semi-active Force Feedback Shoes with MR Brake Rendering a Falling Sensation and Descent Acceleration Measurement. | Ryunosuke Sawahashi, Toshinari Tanaka, Taiki Masuda, Manabu Okui, Rie Nishihama, Taro Nakamura |
| 2022 | IECON | Proposal of posture guidance method using air jetting with table tennis racket type device. | Rin Suzuki, Ryunosuke Sawahashi, Rie Nishihama, Manabu Okui, Taro Nakamura |
| 2021 | RO-MAN | Dropping Sensation for Development of Lower Limb Force Feedback Device. | Taiki Masuda, Toshinari Tanaka, Ryunosuke Sawahashi, Manabu Okui, Rie Nishihama, Taro Nakamura |