1 April 2026Appointed Okagaki, Keiji as Director
1 April 2026Resigned Watanabe, Shinnosuke as Director
1 April 2025Appointed Watanabe, Shinnosuke as Director
1 April 2025Resigned Nozoe, Yoshihito as Director
1 April 2021Appointed Nozoe, Yoshihito as Director
1 April 2021Resigned Shimoichi, Joichi as Director
1 April 2020Resigned Hammill, Michael as Secretary
1 April 2019Appointed Shimoichi, Joichi as Director
1 April 2017Resigned Yamasaki, Kentaro as Secretary
1 April 2017Appointed Hammill, Michael as Secretary
1 April 2014Resigned Fujinaga, Takashi as Director
1 April 2014Resigned Ikushima, Wataru as Director
1 April 2013Resigned Sato, Yuji as Director
1 April 2013Appointed Fujinaga, Takashi as Director
1 April 2013Appointed Ikushima, Wataru as Director
1 April 2013Appointed Yamasaki, Kentaro as Secretary
23 June 2008Resigned Nagashima, Shigeru as Director
23 June 2008Appointed Sato, Yuji as Director
6 June 2006Appointed Nagashima, Shigeru as Director
1 April 2006Resigned Sekiyama, Mamoru as Director
1 April 1998Appointed Sekiyama, Mamoru as Director
1 April 1998Resigned Ohmura, Taro as Director
1 April 1998Resigned Taneda, Yasuhisa as Director
16 April 1997Appointed Ohmura, Taro as Director
16 April 1997Resigned Toyoshima, Hiroshi as Director
1 October 1995Appointed Toyoshima, Hiroshi as Director
1 April 1995Appointed Taneda, Yasuhisa as Director
1 April 1995Resigned Sato, Seishiro as Director
1 April 1995Resigned Kondo, Katsuyuki as Director
1 October 1994Appointed Sato, Seishiro as Director
15 April 1994Resigned Saito, Haruhiko as Director
15 April 1994Appointed Kondo, Katsuyuki as Director