List of Officers

Directors and Audit & Supervisory Board Members

Chairman and Representative Director Toshiyuki Hoshika
President and Representative Director Kenji Kunishima
Director Yutaka Yoshida
Director Kazuhisa Mori
Outside Director Chie Okada
Outside Director Masatsugu Kasano
Outside Director Asako Itakura
Standing Audit & Supervisory
Board Member (Outside)
Yoichi Orikasa
Standing Audit & Supervisory
Board Member
Masanori Watanabe
Audit & Supervisory Board Member (Outside) Hiroaki Kato

As of June 25, 2025

Executive Officer

President Executive Officer Kenji Kunishima
Managing Executive Officer In Charge of Technology Yutaka Yoshida
Managing Executive Officer General Manager of Sales Headquarters Kazuhisa Mori
Senior Executive Officer General Manager of Production Headquarters Takayuki Harada
Senior Executive Officer General Manager of Administration Headquarters Satoru Maruyama
Senior Executive Officer Head of Osaka Branch Office, Sales Headquarters Osamu Hashimoto
Senior Executive Officer Head of Tokyo Branch Office, Sales Headquarters Tomohiro Kawakami
Senior Executive Officer Deputy General Manager of Sales Headquarters / General Manager of Gas Sales Promotion Division Kenji Takeda
Executive Officer General Manager of Quality Assurance Headquarters Shinji Toda
Executive Officer General Manager of Overseas Business Division, Sales Headquarters Jun Nagamine
Executive Officer General Manager of Procurement Administration Division, Production Headquarters Katsuya Inuzuka
Executive Officer General Manager of Engineering Headquarters Kazuki Watanabe
Executive Officer Deputy General Manager of Administration Headquarters Takashi Tsunoda
Executive Officer General Manager of R&D Headquarters Mitsuru Saito
Executive Officer Head of Okazaki Plant / General Manager of Gas Equipment Manufacturing Division, Production Headquarters Shinji Watanabe

As of April 1, 2026