21 January 2026Appointed Nakamura, Shunsuke, Mr. as Secretary
21 January 2026Resigned Goto, Kaichiro, Mr. as Secretary
15 January 2026Appointed Goto, Kaichiro, Mr. as Secretary
15 January 2026Resigned Goto, Kaichiro as Secretary
14 June 2024Appointed Ota, Hisashi, Mr. as Director
14 June 2024Resigned Noji, Isao as Director
7 December 2022Resigned Yamamoto, Ryota as Secretary
7 December 2022Appointed Goto, Kaichiro as Secretary
7 June 2021Resigned Yagi, Kenichiro as Director
7 June 2021Appointed Nakashima, Akira as Director
7 June 2021Appointed Sawada, Takayuki as Director
7 June 2021Resigned Ito, Toshihiro as Director
1 July 2020Resigned Iwata, Misaki as Secretary
1 July 2020Appointed Yamamoto, Ryota as Secretary
1 September 2018Appointed Iwata, Misaki as Secretary
1 September 2018Resigned Uezuka, Yusuke as Secretary
31 May 2018Resigned Ogawa, Yoshihiro as Director
31 May 2018Resigned Nakano, Kaoru as Director
25 May 2017Resigned Tada, Yuichi as Director
25 May 2017Appointed Noji, Isao as Director
1 January 2017Appointed Yagi, Kenichiro as Director
31 December 2016Resigned Asai, Tatsunori as Director
20 May 2016Appointed Nakano, Kaoru as Director
20 May 2016Resigned Fujii, Munetaka as Director
3 January 2016Resigned Asai, Tatsunori as Secretary
3 January 2016Appointed Uezuka, Yusuke as Secretary
3 January 2016Resigned Seo, Takeshi as Director
3 January 2016Appointed Asai, Tatsunori as Director
15 May 2014Appointed Ito, Toshihiro as Director
17 May 2013Appointed Asai, Tatsunori as Secretary
17 May 2013Resigned Kuno, Masayoshi as Secretary
24 May 2012Appointed Tada, Yuichi as Director
23 May 2011Resigned Koike, Kobun as Director
15 March 2011Resigned Itou, Toshihiro as Director
15 March 2011Appointed Ogawa, Yoshihiro as Director
15 March 2011Appointed Seo, Takeshi as Director
15 March 2011Resigned Kachi, Hiroyuki as Director
21 May 2010Appointed Itou, Toshihiro as Director
22 February 2010Resigned Noda, Yuji as Secretary
22 February 2010Appointed Kuno, Masayoshi as Secretary
23 July 2007Appointed Noda, Yuji as Secretary
23 July 2007Resigned Doi, Kazuwa as Secretary
27 April 2006Resigned Shibayama, Kazuo as Director
27 April 2006Appointed Koike, Kobun as Director
27 April 2006Appointed Fujii, Munetaka as Director
15 April 2005Appointed Kachi, Hiroyuki as Director
15 April 2005Resigned Fukuchi, Yuji as Director
14 May 2003Resigned Hirata, Seiichi as Director
26 July 2002Appointed Hirata, Seiichi as Director
26 July 2002Appointed Shibayama, Kazuo as Director
26 July 2002Resigned Isono, Yasuo as Director
5 April 2002Appointed Fukuchi, Yuji as Director
5 April 2002Resigned Fukuchi, Yuji as Secretary
5 April 2002Resigned Nagase, Akio as Director
5 April 2002Appointed Doi, Kazuwa as Secretary
10 June 1998Appointed Fukuchi, Yuji as Secretary
6 May 1997Appointed Isono, Yasuo as Director
21 June 1996Resigned Yamada, Masahiro as Director
25 April 1994Appointed Nagase, Akio as Director