30 June 2026Resigned Tateishi, Osamu as Director
30 June 2026Resigned Taguchi, Shigeyuki as Director
31 March 2026Resigned Yamasaki, Kentaro as Director
31 March 2026Resigned Omori, Yasushi as Director
31 March 2026Resigned Miyauchi, Hideo as Director
31 March 2025Resigned Morita, Takeshi as Director
31 March 2025Resigned Takahama, Satoru as Director
31 March 2025Resigned Nakai, Shigeki as Director
31 March 2025Resigned Naito, Hiroshi as Director
31 March 2025Resigned Murai, Hiroto as Director
31 October 2024Resigned Takeuchi, Masatoshi as Director
31 March 2024Resigned Niitaka, Tatsuhiko as Director
31 March 2024Resigned Shima, Toshiyuki as Director
31 March 2024Resigned Miura, Masahiko as Director
31 March 2024Resigned Yamazaki, Shigeki as Director
31 March 2024Resigned Teshigahara, Hisashi as Director
1 April 2023Appointed Yumisaki, Masao as Director
1 April 2023Resigned Saito, Yuji as Director
7 June 2022Appointed Niitaka, Tatsuhiko as Director
7 June 2022Appointed Saito, Yuji as Director
7 June 2022Appointed Miyauchi, Hideo as Director
7 June 2022Appointed Takahama, Satoru as Director
7 June 2022Appointed Omori, Yasushi as Director
7 June 2022Appointed Morita, Takeshi as Director
7 June 2022Appointed Yamasaki, Kentaro as Director
7 June 2022Appointed Nakai, Shigeki as Director
7 June 2022Appointed Taguchi, Shigeyuki as Director
7 June 2022Appointed Teshigahara, Hisashi as Director
7 June 2022Appointed Takeuchi, Masatoshi as Director
7 June 2022Resigned Kadono, Daisuke as Director
7 June 2022Resigned Yamaguchi, Osamu as Director
7 June 2022Resigned Shinohara, Masashi as Director
7 June 2022Appointed Naito, Hiroshi as Director
7 June 2022Resigned Suzuki, Takao as Director
7 June 2022Appointed Murai, Hiroto as Director
7 June 2022Resigned Yamamoto, Osamu as Director
14 June 2019Resigned Ohta, Shigeru as Director
14 June 2019Appointed Shinohara, Masashi as Director
14 June 2019Appointed Shima, Toshiyuki as Director
14 June 2019Appointed Yamamoto, Osamu as Director
14 June 2019Appointed Yamazaki, Shigeki as Director
14 June 2019Appointed Suzuki, Takao as Director
14 June 2019Appointed Tateishi, Osamu as Director
14 June 2019Resigned Komiyama, Masahiro as Director
14 June 2019Resigned Kurusu, Shigemi as Director
14 June 2019Appointed Kadono, Daisuke as Director
14 June 2019Appointed Miura, Masahiko as Director
14 June 2019Resigned Yokoyama, Naoki as Director
14 June 2019Resigned Toyoshima, Ryuzo as Director
14 June 2019Appointed Marukawa, Kiyoshi as Director
14 June 2019Resigned Ogawa, Yoichi as Director
14 June 2019Resigned Moriizumi, Yosuke as Secretary
16 June 2017Appointed Ohta, Shigeru as Director
16 June 2017Resigned Nishimura, Yasushi as Director
16 June 2017Appointed Yokoyama, Naoki as Director
17 June 2016Appointed Nishimura, Yasushi as Director
17 June 2016Appointed Yamaguchi, Osamu as Director
17 June 2016Appointed Moriizumi, Yosuke as Secretary
17 June 2016Appointed Komiyama, Masahiro as Director
17 June 2016Appointed Ogawa, Yoichi as Director
17 June 2016Resigned Sato, Tadashi as Director
17 June 2016Resigned Yokoo, Akinobu as Director
17 June 2016Resigned Takei, Masato as Director
17 June 2016Resigned Yamaguchi, Osamu as Secretary
17 June 2016Resigned Yonemoto, Yasuhide as Director
19 June 2015Appointed Toyoshima, Ryuzo as Director
19 June 2015Resigned Hirata, Kunio as Director
20 June 2014Appointed Sato, Tadashi as Director
20 June 2014Resigned Masada, Katsuhiko as Director
20 June 2014Resigned Kato, Hideaki as Director
20 June 2014Appointed Takei, Masato as Director
1 February 2014Resigned Akimoto, Mitsuo as Secretary
1 February 2014Appointed Yamaguchi, Osamu as Secretary
21 June 2013Resigned Takahashi, Toshio as Director
21 June 2013Appointed Hirata, Kunio as Director
15 June 2012Appointed Yonemoto, Yasuhide as Director
15 June 2012Appointed Kato, Hideaki as Director
15 June 2012Resigned Teranishi, Seiichi as Director
1 April 2012Resigned Hirai, Atsushi as Director
1 April 2012Resigned Kiyuyama, Hideki as Director
1 April 2012Appointed Kurusu, Shigemi as Director
6 April 2011Appointed Takahashi, Toshio as Director
6 April 2011Appointed Akimoto, Mitsuo as Secretary
6 April 2011Appointed Teranishi, Seiichi as Director
6 April 2011Appointed Masada, Katsuhiko as Director
6 April 2011Appointed Kiyuyama, Hideki as Director
6 April 2011Appointed Yokoo, Akinobu as Director
6 April 2011Appointed Hirai, Atsushi as Director