1 April 2026Appointed Shiba, Hirokuni as Director
1 April 2026Appointed Kitamura, Yukihiro as Director
31 March 2026Resigned Kato, Taro as Director
31 March 2026Resigned Kusano, Masami as Director
1 April 2025Appointed Nagai, Hironori as Director
31 March 2025Resigned Ono, Tatsuo as Director
1 April 2024Appointed Hattori, Taro as Director
31 March 2024Resigned Nagano, Masao as Director
1 April 2023Appointed Kato, Taro as Director
31 March 2023Resigned Shida, Yasunori as Director
1 April 2022Appointed Shida, Yasunori as Director
31 March 2022Resigned Kasai, Tomohiko as Director
1 April 2021Appointed Nagano, Masao as Director
1 April 2021Appointed Kusano, Masami as Director
31 March 2021Resigned Sumida, Yoshihiro as Director
20 November 2019Resigned Thomlinson, Peter Robert as Secretary
20 November 2019Appointed Stewart, William Robert as Secretary
1 April 2018Appointed Kasai, Tomohiko as Director
1 April 2018Appointed Ono, Tatsuo as Director
31 March 2018Resigned Inoue, Seiji as Director
31 March 2018Resigned Suzuki, So as Director
1 July 2016Appointed Suzuki, So as Director
1 April 2016Appointed Inoue, Seiji as Director
1 April 2016Appointed Sumida, Yoshihiro as Director
31 March 2016Resigned Yabu, Atsuhiro as Director
31 March 2016Resigned Kasai, Tomohiko as Director
1 April 2015Appointed Kasai, Tomohiko as Director
31 March 2015Resigned Ando, Masafumi as Director
1 April 2012Appointed Yabu, Atsuhiro as Director
1 April 2012Appointed Ando, Masafumi as Director
1 April 2012Resigned Fukushima, Akio as Director
31 March 2012Resigned Okada, Tetsuji as Director
31 March 2012Resigned Kusano, Masami as Director
1 April 2011Resigned Suguri, Noboru as Director
8 July 2010Appointed Okada, Tetsuji as Director
1 April 2009Appointed Kusano, Masami as Director
1 April 2009Resigned Tezuka, Tomofumi as Director
1 April 2008Appointed Suguri, Noboru as Director
31 March 2008Resigned Morisaki, Shuji as Director
16 June 2007Appointed Tezuka, Tomofumi as Director
16 June 2007Resigned Hiraishi, Kotaro as Director
16 June 2005Appointed Morisaki, Shuji as Director
16 September 2004Resigned Shiba, Yukito as Director
1 January 2003Resigned Kanai, Ryo as Director
1 January 2003Appointed Fukushima, Akio as Director
1 April 2001Appointed Kanai, Ryo as Director
16 February 2001Appointed Hiraishi, Kotaro as Director
16 February 2001Appointed Shiba, Yukito as Director
16 February 2001Resigned Nakamura, Toshio as Director
16 February 2001Resigned Tani, Kazuaki as Director
15 June 1999Appointed Nakamura, Toshio as Director
31 May 1999Appointed Thomlinson, Peter Robert as Secretary
31 May 1999Appointed Tani, Kazuaki as Director