Low Loss Optical Switch with Precisely Rotationally-Aligned Multi-Core Fiber Array. - Osamu Shimakawa; Ryoichi Kobayashi; Hidehisa Tazawa (OFC, 2020)

Study on how to remove the rope traction device on the overhead distribution lines. - Jumpei Takemoto; Kenichi Oho; Ryoichi Kobayashi; Takeshi Ootawa; Takashi Tsubouchi (ICM, 2021)