1 April 2026Appointed Sogo, Shunji as Director
1 August 2025Appointed Iwata, Koji as Director
1 August 2025Appointed Kojima, Kazuichi as Director
17 October 2024Appointed Jennings, Sarah Kate as Secretary
1 April 2023Appointed Komori, Kunito as Director
31 March 2023Resigned Aoyama, Muneo as Director
31 October 2022Appointed Aoyama, Muneo as Director
31 October 2022Resigned Komori, Kunito as Director
1 April 2021Appointed Komori, Kunito as Director
31 March 2021Resigned Ninomiya, Kazuhiro as Director
1 April 2020Appointed Ninomiya, Kazuhiro as Director
31 March 2020Resigned Hattori, Tomohiro as Director
1 April 2015Appointed Hattori, Tomohiro as Director
31 March 2015Resigned Yoshida, Hitoshi as Director
1 January 2012Appointed Yoshida, Hitoshi as Director
31 December 2010Resigned Tachibana, Masahiro as Director
31 December 2010Resigned Ino, Shuhei as Director
31 March 2009Resigned Kawakami, Kuniyuki as Director
1 April 2008Appointed Tachibana, Masahiro as Director
1 April 2008Appointed Kawakami, Kuniyuki as Director
31 March 2008Resigned Higashi, Jun as Director
1 January 2007Appointed Ino, Shuhei as Director
1 April 2005Resigned Tachibana, Masahiro as Director
1 April 2005Appointed Higashi, Jun as Director
30 April 2002Appointed Millward, Philip Mark as Director
1 May 2001Appointed Tachibana, Masahiro as Director
8 May 1998Resigned Bollom, John Anthony as Director
3 August 1993Appointed Bollom, John Anthony as Director