1 November 2026Appointed Wada, Yuki as Director
1 November 2026Resigned Nakamura, Satoshi as Director
1 April 2026Resigned Nunosawa, Toyohiro as Director
1 April 2026Appointed Hiraoka, Masaki as Director
1 April 2026Appointed Suzuki, Takahiro as Director
1 April 2026Appointed Takahashi, Manabu, Mr. as Director
31 March 2026Resigned Nobuta, Kiyoshi as Director
31 March 2026Resigned Saito, Hiroshi as Director
11 December 2025Appointed Kudo, Takehito, Mr. as Director
11 December 2025Appointed Koike, Hiroyuki as Director
11 December 2025Resigned Ueda, Shoko as Director
24 September 2025Appointed Shinya, Hirokazu as Director
1 April 2025Appointed Nunosawa, Toyohiro as Director
1 April 2025Appointed Kitada, Toshiya as Secretary
31 March 2025Resigned Okamoto, Kazuo as Secretary
1 March 2025Appointed Nakamura, Satoshi as Director
5 December 2024Resigned Koike, Hiroyuki as Director
5 December 2024Resigned Tsujimura-Higaki, Yaeko as Director
5 December 2024Appointed Ueda, Shoko as Director
5 December 2024Resigned Sunohara, Momoko, Ms. as Director
1 April 2024Appointed Saito, Hiroshi as Director
1 April 2024Resigned Nakamura, Kiyotada as Director
1 April 2024Appointed Nobuta, Kiyoshi as Director
1 April 2024Resigned Sato, Masahiko as Director
7 December 2023Resigned Ozeki, Koya as Director
7 December 2023Appointed Koike, Hiroyuki as Director
7 December 2023Appointed Sunohara, Momoko, Ms. as Director
1 June 2023Appointed Tsujimura-Higaki, Yaeko as Director
1 March 2023Resigned Takaki, Rei as Director
1 March 2023Appointed Takaki, Rei as Director
8 December 2022Appointed Ozeki, Koya as Director
8 December 2022Resigned Ueda, Shoko as Director
1 April 2022Resigned Ishiyama, Hideki as Director
1 April 2022Appointed Sato, Masahiko as Director
1 April 2022Resigned Nishihara, Katsumi as Secretary
1 April 2022Appointed Okamoto, Kazuo as Secretary
25 March 2022Appointed Ueda, Shoko as Director
25 March 2022Resigned Sunada, Hirotaka as Director
9 December 2021Appointed Sunada, Hirotaka as Director
9 December 2021Resigned Takahama, Satoru as Director
9 December 2021Resigned Maeda, Shigeru as Director
9 December 2021Resigned Yabe, Nobuhiro as Director
1 April 2021Appointed Nakamura, Kiyotada as Director
1 April 2021Resigned Sawabe, Masato as Director
10 December 2020Appointed Takahama, Satoru as Director
10 December 2020Appointed Maeda, Shigeru as Director
10 December 2020Resigned Ogata, Kenichi as Director
10 December 2020Resigned Sato, Hiroshi as Director
1 April 2020Appointed Yabe, Nobuhiro as Director
5 December 2019Resigned Nagamine, Hiroshi as Director
5 December 2019Appointed Ogata, Kenichi as Director
5 December 2019Resigned Yamana, Takashi as Director
5 December 2019Appointed Sato, Hiroshi as Director
5 December 2019Resigned Sunada, Hirotaka as Director
3 September 2019Resigned Tsujisaka, Takako as Director
3 September 2019Resigned Tsuda, Susumu as Director
3 July 2019Resigned Shimazaki, Jun as Director
3 July 2019Appointed Sunada, Hirotaka as Director
17 April 2019Appointed Tsuda, Susumu as Director
1 April 2019Appointed Ishiyama, Hideki as Director
1 April 2019Resigned Nerome, Tsuyoshi as Director
23 March 2019Resigned Takeuchi, Seiji as Director
6 December 2018Resigned Takahama, Satoru as Director
6 December 2018Resigned Maeda, Shigeru as Director
6 December 2018Appointed Shimazaki, Jun as Director
6 December 2018Appointed Nishihara, Katsumi as Secretary
6 December 2018Appointed Yamana, Takashi as Director
6 December 2018Resigned Kashiwabara, Takaki as Secretary
6 December 2018Resigned Nagasaki, Taira as Director
5 September 2018Appointed Maeda, Shigeru as Director
5 September 2018Resigned Kamatani, Akira as Director
16 August 2018Appointed Tsujisaka, Takako as Director
1 August 2018Resigned Takenaka, Satoshi as Secretary
1 August 2018Appointed Kashiwabara, Takaki as Secretary
5 April 2018Appointed Sawabe, Masato as Director
1 April 2018Resigned Kusano, Shigeya as Director
1 April 2018Appointed Takahama, Satoru as Director
7 December 2017Appointed Kusano, Shigeya as Director
7 December 2017Appointed Kamatani, Akira as Director
7 December 2017Appointed Nagasaki, Taira as Director
7 December 2017Resigned Mori, Futoshi as Director
12 April 2017Appointed Nagamine, Hiroshi as Director
1 April 2017Resigned Teramoto, Teiji as Director
1 April 2017Appointed Takenaka, Satoshi as Secretary
8 December 2016Appointed Mori, Futoshi as Director
8 December 2016Appointed Teramoto, Teiji as Director
8 December 2016Resigned Shimazaki, Jun as Director
8 July 2016Appointed Shimazaki, Jun as Director
8 July 2016Resigned Sasaki, Ken as Director
8 July 2016Appointed Takeuchi, Seiji as Director
8 July 2016Resigned Sunobe, Kiyoshi as Director
8 July 2016Resigned Murato, Hidehito as Director
25 April 2016Appointed Nerome, Tsuyoshi as Director
25 April 2016Appointed Murato, Hidehito as Director
25 April 2016Resigned Matsuda, Kiyoshi as Director
12 February 2016Appointed Matsuda, Kiyoshi as Director
10 December 2015Appointed Sunobe, Kiyoshi as Director
10 December 2015Appointed Sasaki, Ken as Director
5 December 2013Resigned Sunobe, Kiyoshi as Director
3 July 2013Appointed Sunobe, Kiyoshi as Director