Fall Risk Estimation for Visually Impaired using iPhone with Li-DAR. - Daigo Katayama; Kazuo Ishii; Shinsuke Yasukawa; Yuya Nishida; Satoshi Nakadomari (J. Robotics Netw. Artif. Life, 2023)

Grid Map Correction for Fall Risk Alert System Using Smartphone. - Daigo Katayama; Kazuo Ishii; Shinsuke Yasukawa; Yuya Nishida; Satoshi Nakadomari; Koichi Wada 004; Akane Befu; Chikako Yamada (J. Robotics Mechatronics, 2023)

Practice of a Robotics Competition with Humans, Animals, and Robots Based on an Ekiden. - Takuya Fujinaga; Moeko Tominaga; Daigo Katayama; Kazuo Ishii (J. Robotics Mechatronics, 2025)