1 April 2026Appointed Takahashi, Masato as Director
1 April 2025Appointed Fujita, Michihiro, Mr. as Secretary
1 April 2025Appointed Inatomi, Seiji, Mr. as Director
1 April 2025Resigned Murakami, Naoyoshi as Director
1 April 2025Resigned Hayashi, Tetsuya as Secretary
1 April 2024Appointed Murakami, Naoyoshi as Director
1 April 2024Resigned Tanaka, Masaho as Director
1 April 2023Resigned Ito, Tadaaki, Mr. as Director
1 April 2023Appointed Takahashi, Tetsuya as Director
1 April 2023Appointed Hayashi, Tetsuya as Secretary
1 April 2023Resigned Ito, Tadaaki, Mr. as Secretary
1 August 2022Appointed Ito, Tadaaki, Mr. as Secretary
1 August 2022Appointed Ito, Tadaaki, Mr. as Director
1 August 2022Resigned Ozawa, Atsushi as Secretary
1 April 2021Appointed Tanaka, Masaho as Director
1 May 2020Resigned Fujii, Hideki as Director
1 May 2020Appointed Ozawa, Atsushi as Secretary
1 April 2017Resigned Bando, Kanji as Director
1 April 2017Appointed Fujii, Hideki as Director
1 November 2014Resigned Inatomi, Seiji as Director
1 April 2013Appointed Inatomi, Seiji as Director
31 March 2013Resigned Takahashi, Katsuya as Director
1 April 2012Resigned Suezawa, Juichi as Director
1 April 2012Appointed Takahashi, Katsuya as Director
1 April 2011Appointed Suezawa, Juichi as Director
1 April 2011Appointed Bando, Kanji as Director
31 March 2011Resigned Iguchi, Yoshiyuki, Mr. as Director
31 March 2011Resigned Miwa, Takayuki as Director
1 April 2010Appointed Iguchi, Yoshiyuki, Mr. as Director
31 March 2010Resigned Tada, Yoshio as Director
1 April 2009Resigned Koide, Hideyuki as Director
1 April 2009Resigned Isobe, Shinji as Secretary
1 April 2009Resigned Kito, Tetsuhiro as Director
1 April 2009Appointed Tada, Yoshio as Director
1 April 2009Resigned Isobe, Shinji as Director
1 April 2008Resigned Chujo, Takaharu as Director
1 April 2008Appointed Miwa, Takayuki as Director
1 April 2007Appointed Chujo, Takaharu as Director
1 April 2007Appointed Kito, Tetsuhiro as Director
1 April 2007Resigned Kurushima, Toru as Director
1 April 2007Resigned Tada, Yoshio as Director
1 April 2006Appointed Koide, Hideyuki as Director
1 April 2005Appointed Kurushima, Toru as Director
31 March 2005Resigned Somura, Sumio as Director
25 October 2004Appointed Tada, Yoshio as Director
17 October 2004Resigned Hinohara, Masaru as Director
30 May 2003Appointed Somura, Sumio as Director
30 May 2003Resigned Koide, Hideyuki as Director
27 August 2002Appointed Hinohara, Masaru as Director
20 August 2002Resigned Azuma, Heihachiro as Director
20 August 2002Resigned Shoji, Motoaki as Director
18 July 2001Appointed Isobe, Shinji as Director
12 September 1999Resigned Tanaka, Yuji as Director
15 May 1998Appointed Isobe, Shinji as Secretary
15 May 1998Resigned Tanaka, Yuji as Secretary
17 June 1997Appointed Tanaka, Yuji as Director
17 June 1997Resigned Okoso, Teruchika as Director
1 April 1994Appointed Koide, Hideyuki as Director
22 November 1993Appointed Tanaka, Yuji as Secretary
22 November 1993Resigned Koide, Hideyuki as Secretary
22 November 1993Resigned Koide, Hideyuki as Director