Grasping Characteristics of Flexible Propulsion Unit Using Braid Mechanism for Lunar Exploration Robot. - Chikage Fujikawa; Ryosuke Tokoi; Wataru Toyama; Manabu Okui; Tomoaki Tsuji; Taro Nakamura 001; Takashi Kubota (CLAWAR, 2022)

Ice-drilling and Gripping Experiments in Actual Conditions for Developing Earthworm-type Ice-drilling Robot for Extensive Under-sea-ice Surveys. - Ryosuke Tokoi; Chikage Fujikawa; Wataru Toyama; Manabu Okui; Hiroshi Yoshida; Taro Nakamura 001 (IECON, 2022)

Components and Basic Evaluation of Earthworm-Type Ice-Drilling Robot for Exploration Under Arctic-Sea-Ice. - Yuka Takeda; Ryosuke Tokoi; Chikage Fujikawa; Manabu Okui; Hiroshi Yoshida; Taro Nakamura 001 (IECON, 2023)

Development of a Flexible Propulsion Mechanism Using a Braided Structure of Metal Plate for a Lunar Exploration Drilling Robot. - Ryunosuke Sawahashi; Hiroto Nagashima; Chikage Fujikawa; Takashi Kubota; Taro Nakamura 001 (CLAWAR (2), 2024)