1 October 2025Appointed Sato, Taku as Director
1 October 2025Appointed Hidaka, Genya as Director
30 September 2025Resigned Inatomi, Daisuke, Mr. as Director
30 September 2025Resigned Ogiwara, Atsushi as Director
1 April 2023Appointed Inatomi, Daisuke, Mr. as Director
31 March 2023Resigned Matsushita, Masanori as Director
31 March 2022Resigned Kubota, Hitoshi as Director
15 February 2018Appointed Matsushita, Masanori as Director
15 February 2018Appointed Ogiwara, Atsushi as Director
31 March 2016Resigned Shiromoto, Kazuyoshi as Director
31 March 2016Resigned Matsuda, Yoshiyuki as Director
25 December 2013Appointed Matsuda, Yoshiyuki as Director
25 December 2013Resigned Sunayama, Nobuhiro as Director
25 December 2013Resigned Toya, Kazumasa as Director
25 December 2013Appointed Shiromoto, Kazuyoshi as Director
1 January 2009Appointed Sunayama, Nobuhiro as Director
1 January 2009Appointed Toya, Kazumasa as Director
31 December 2008Resigned Hattori, Kenji as Director
31 December 2008Resigned Todoriki, Tadashi as Director
31 August 2007Resigned Odaira, Tetsuya as Director
31 August 2007Appointed Kubota, Hitoshi as Director
1 April 2007Appointed Todoriki, Tadashi as Director
31 March 2007Resigned Onishi, Michio as Director
1 April 2006Appointed Hattori, Kenji as Director
1 April 2006Resigned Fukui, Yasuki as Director
23 March 2005Resigned Takei, Nozomi as Director
21 March 2005Appointed Odaira, Tetsuya as Director
10 December 2003Appointed Takei, Nozomi as Director
10 December 2003Appointed Onishi, Michio as Director
10 December 2003Appointed Fukui, Yasuki as Director