Honorary members (May 2024) Yusho Aruga Hiroshi Ichikawa Shiro Imawaki Isao Koike Fumitake SekiTsukuba Univ. Takashige SugimotoTokai Univ. Masayuki Mac. Takahashi Akira TaniguchiSANYO TECHNO MARINE Hisasi Mitsuyasu Toshio YamagataJAMSTEC