1 July 2026Appointed Tada, Shingo as Director
1 July 2026Appointed Sasagawa, Ken as Director
30 June 2026Resigned Kaminaga, Fumihiko as Director
1 February 2026Resigned Nakama, Seiji as Director
1 July 2025Appointed Nakama, Seiji as Director
16 August 2024Appointed Kaminaga, Fumihiko as Director
18 June 2024Resigned Okubo, Takeshi as Director
1 February 2024Appointed Lussier, William as Director
1 February 2024Resigned Traynor, James Joseph as Director
27 July 2023Appointed Irshad, Jawwad as Secretary
1 October 2022Resigned Kawai, Toshiki as Director
21 June 2022Resigned Nunokawa, Yoshikazu as Director
24 June 2020Resigned Tsuneishi, Tetsuo as Director
1 October 2019Appointed Traynor, James Joseph as Director
19 June 2019Appointed Nunokawa, Yoshikazu as Director
1 July 2018Resigned Tsutsumi, Hideyuki as Director
1 July 2018Appointed Okubo, Takeshi as Director
1 April 2018Resigned Hori, Tetsuro as Director
17 June 2016Appointed Tsutsumi, Hideyuki as Director
17 June 2016Resigned Ito, Hikaru as Director
17 June 2016Resigned Washino, Kenji as Director
19 June 2015Appointed Kawai, Toshiki as Director
19 June 2015Appointed Washino, Kenji as Director
19 June 2015Appointed Hori, Tetsuro as Director
1 July 2014Resigned Sato, Kiyoshi as Director
1 April 2014Resigned Yamaguchi, Chiaki as Director
4 April 2013Appointed Tsuneishi, Tetsuo as Director
4 April 2013Resigned Takenaka, Hiroshi as Director
1 July 2011Appointed Nagakubo, Tatsuya as Director
1 July 2011Resigned Tsuneishi, Tetsuo as Director
1 April 2010Appointed Sato, Kiyoshi as Director
1 April 2009Resigned Murakami, Hirofumi as Director
1 April 2009Appointed Ito, Hikaru as Director
1 April 2009Resigned Sato, Kiyoshi as Director
1 April 2009Appointed Takenaka, Hiroshi as Director
1 April 2009Appointed Yamaguchi, Chiaki as Director
1 July 2008Resigned Higashi, Tetsuro as Director
1 May 2008Appointed Murakami, Hirofumi as Director
1 April 2008Resigned Sasaki, Takeo as Director
22 June 2007Resigned Sunohara, Kiyoshi as Director
1 July 2005Resigned Horii, Yoshiaki as Director
1 April 2005Appointed Higashi, Tetsuro as Director
1 April 2005Resigned Hara, Mamoru as Director
1 April 2005Appointed Sasaki, Takeo as Director
1 April 2004Resigned Onozato, Mitsuru as Director
1 April 2004Resigned Sakamoto, Jinzaburo as Director
1 December 2003Appointed Horii, Yoshiaki as Director
30 November 2003Resigned Honda, Yuichi as Director
1 April 2003Appointed Sakamoto, Jinzaburo as Director
1 April 2003Resigned Tanaka, Takeo as Director
1 April 2003Appointed Sato, Kiyoshi as Director
1 April 2003Appointed Onozato, Mitsuru as Director
1 April 2003Appointed Hara, Mamoru as Director
1 April 2003Resigned Higashi, Tetsuro as Director
1 April 2003Resigned Yoshida, Mitsutaka as Director
1 April 2003Resigned Furugaki, Keiichi as Director
1 October 2001Appointed Brough, David Copland as Director
1 July 2001Resigned Suga, Toshihiko as Director
1 July 2001Resigned Ishii, Kosuke as Director
13 November 2000Resigned Brown, Thomas Henry John as Secretary
1 July 2000Appointed Sunohara, Kiyoshi as Director
1 June 2000Appointed Brown, Thomas Henry John as Secretary
1 April 2000Appointed Furugaki, Keiichi as Director
31 March 2000Resigned Matsuba, Kuniyuki as Director
1 April 1999Appointed Ishii, Kosuke as Director
1 November 1998Appointed Yoshida, Mitsutaka as Director
27 June 1998Resigned Tanaka, Kazuyoshi as Director
1 June 1998Appointed Honda, Yuichi as Director
1 October 1997Resigned Inoue, Akira as Director
1 October 1997Appointed Tanaka, Kazuyoshi as Director
1 October 1997Resigned Mori, Koichi as Director
1 October 1997Appointed Matsuba, Kuniyuki as Director
1 April 1996Resigned Hara, Mamoru as Director
1 April 1996Appointed Tanaka, Takeo as Director
1 October 1994Appointed Hara, Mamoru as Director
1 October 1994Appointed Mori, Koichi as Director
1 October 1994Appointed Suga, Toshihiko as Director
1 October 1994Resigned Ishibashi, Hirosuke as Director
20 May 1994Appointed Higashi, Tetsuro as Director
20 May 1994Appointed Tsuneishi, Tetsuo as Director
20 May 1994Appointed Ishibashi, Hirosuke as Director
20 May 1994Resigned Hancock, Rachel Lorraine as Director
20 May 1994Appointed Inoue, Akira as Director
27 April 1994Appointed Hancock, Rachel Lorraine as Director