Alteration in Foot Strike Pattern While Running with Elastic Insoles: Case Study on the Effects of Long-term Training. - Ryo Fujihara; Kohei Kozasa; Hiroaki Hirai; Hermano Igo Krebs (BioRob, 2018)

Interferential Electrical Stimulation Applied to the Soleus Muscle in Humans: Preliminary Study on the Relationship Among Stimulation Parameters, Force Output, and Pain Sensation. - Kohei Kozasa; Ryo Fujihara; Hiroaki Hirai; Hermano Igo Krebs (BioRob, 2018)

Exploiting the Invariant Structure for Controlling Multiple Muscles in Anthropomorphic Legs: III. Reproducing Hemiparetic Walking from Equilibrium Point- Based Synergies. - Eichi Watanabe; Kohei Kozasa; Ryo Fujihara; Hiroaki Hirai; Keishi Yoshida; Hiroaki Naritomi; Hermano Igo Krebs (ICORR, 2019)

Electrical Stimulation to Modulate Human Ankle Impedance: Effects of Intervention on Balance Control in Quiet and Perturbed Stances. - Kohei Kozasa; Pham Duc Huy Hoang; Hiroaki Hirai; Kaito Hori; Hideto Niwa; Ryo Fujihara; Kazuhiro Matsui; Atsushi Nishikawa; Hermano Igo Krebs (BioRob, 2020)