Spectrum-based vibrotactile footstep-display for crinkle of fragile structures. - Shogo Okamoto; Shun Ishikawa; Hikaru Nagano; Yoji Yamada (ROBIO, 2011)

Wearable dummy to simulate joint impairment: Model for the discontinuous friction resistance due to arthritis. - Shun Ishikawa; Shogo Okamoto; Yasuhiro Akiyama; Kaoru Isogai; Yoji Yamada; Susumu Hara (ROBIO, 2012)

Wearable dummy to simulate joint impairment: severity-based assessment of simulated spasticity of knee joint. - Shun Ishikawa; Shogo Okamoto; Kaoru Isogai; Yasuhiro Akiyama; Naomi Yanagihara; Yoji Yamada (SII, 2013)

Spectrum-based synthesis of vibrotactile stimuli: active footstep display for crinkle of fragile structures. - Shogo Okamoto; Shun Ishikawa; Hikaru Nagano; Yoji Yamada (Virtual Real., 2013)

Wearable Robot for Simulating Knee Disorders in the Training of Manual Examination Techniques. - Shun Ishikawa; Shogo Okamoto; Kaoru Isogai; Naomi Yanagihara-Yamada; Yasuhiro Akiyama; Yujiro Kawasaki; Yoji Yamada (AsiaHaptics, 2014)

Exoskeleton Simulator of Impaired Ankle: Simulation of Spasticity and Clonus. - Hiroshi Okumura; Shogo Okamoto; Shun Ishikawa; Kaoru Isogai; Naomi Yanagihara-Yamada; Yasuhiro Akiyama; Yoji Yamada (AsiaHaptics, 2014)

Simulated crepitus and its reality-based specification using wearable patient dummy. - Shun Ishikawa; Shogo Okamoto; Yasuhiro Akiyama; Kaoru Isogai; Yoji Yamada (Adv. Robotics, 2015)