31 October 2025Resigned Ota, Nobuhisa as Director
31 October 2025Appointed Ichihara, Ryota as Director
1 October 2024Appointed Ota, Nobuhisa as Director
1 October 2024Resigned Teramura, Hideki as Director
1 June 2022Appointed Teramura, Hideki as Director
31 May 2022Resigned Uozumi, Hiroaki as Director
1 April 2021Appointed Uozumi, Hiroaki as Director
31 March 2021Resigned Suzuki, Tomoko as Director
8 February 2021Appointed Currie, Nicholas as Secretary
1 December 2019Appointed Wowczyna, Marko as Director
1 April 2019Resigned Sumiya, Masaki as Director
26 March 2018Resigned Kobayashi, Eiji as Director
26 March 2018Appointed Suzuki, Tomoko as Director
25 April 2017Resigned Amano, Kozo as Director
25 April 2017Appointed Germes, Damien Bernard Patrick as Director
8 October 2014Appointed Amano, Kozo as Director
8 October 2014Resigned Nakanishi, Hisashi as Director
1 October 2013Appointed Sumiya, Masaki as Director
1 October 2013Resigned Matsui, Toru as Director
1 March 2013Appointed Matsui, Toru as Director
28 February 2013Resigned Childs, Brian Henry as Director
17 May 2012Resigned Koiso, Hideyuki as Director
17 May 2012Appointed Nakanishi, Hisashi as Director
6 March 2012Appointed Kobayashi, Eiji as Director
6 March 2012Resigned Hasegawa, Kazunobu as Director
1 July 2011Appointed Koiso, Hideyuki as Director
1 July 2011Resigned Adachi, Norihiko as Director
31 March 2011Resigned Nakanishi, Hisashi as Director
31 March 2011Appointed Adachi, Norihiko as Director
1 April 2009Appointed Hasegawa, Kazunobu as Director
27 June 2008Resigned Kawamitsu, Tsutomu as Director
27 June 2008Appointed Nakanishi, Hisashi as Director
1 April 2008Resigned Umemura, Kazunori as Director
1 April 2007Appointed Childs, Brian Henry as Director
29 June 2006Resigned Okumura, Takao as Director
29 June 2006Appointed Kawamitsu, Tsutomu as Director
21 October 2004Resigned Sumiya, Masaki as Director
5 August 2004Appointed Umemura, Kazunori as Director
1 December 2002Resigned Aritani, Masaru as Director
1 December 2002Appointed Sumiya, Masaki as Director
30 November 2001Resigned Uchiyama, Masaya as Director
5 October 2001Appointed Okumura, Takao as Director
28 June 2001Appointed Aritani, Masaru as Director
28 June 2001Resigned Saito, Yasuo as Director
2 November 1998Appointed Uchiyama, Masaya as Director
1 April 1997Appointed Saito, Yasuo as Director
1 April 1997Resigned Hattori, Toshio as Director
8 August 1994Appointed Hattori, Toshio as Director
8 August 1994Resigned Saito, Yasuo as Director
4 November 1992Resigned Hasegawa, Kazuhiko as Director
4 November 1992Resigned Yamada, Masahiko as Director
6 October 1992Appointed Saito, Yasuo as Director