1 April 2026Appointed Tsukayama, Hiroo as Director
31 March 2026Resigned Inoue, Shinji as Director
31 March 2026Appointed Igata, Hiroshi as Director
29 March 2026Resigned Igata, Hiroshi as Director
1 April 2025Resigned Wakai, Kentaro as Director
1 April 2025Appointed Igata, Hiroshi as Director
14 February 2024Resigned Kamitani, Hiroshi as Secretary
14 February 2024Appointed Davies, Mark Haydn as Secretary
14 February 2024Resigned Kamitani, Hiroshi as Director
14 February 2024Appointed Inoue, Shinji as Director
16 June 2022Resigned Igata, Hiroshi as Director
16 June 2022Appointed Wakai, Kentaro as Director
24 May 2019Resigned Hoshikawa, Tuguo as Director
24 May 2019Resigned Shibata, Toru as Director
18 April 2018Appointed Igata, Hiroshi as Director
18 April 2018Appointed Shibata, Toru as Director
18 April 2018Resigned Manabe, Takashi as Director
30 September 2016Appointed Kamitani, Hiroshi as Secretary
30 September 2016Appointed Kamitani, Hiroshi as Director
30 September 2016Resigned Davies, Mark Hayden as Secretary
30 September 2016Resigned Kawanobe, Osamu as Director
1 April 2016Appointed Davies, Mark Hayden as Secretary
31 March 2016Resigned Yamazaki, Kenichi as Director
1 April 2015Appointed Kawanobe, Osamu as Director
31 March 2015Resigned Saka, Toshiaki as Director
1 April 2013Appointed Saka, Toshiaki as Director
1 April 2013Appointed Hoshikawa, Tuguo as Director
31 March 2013Resigned Tsuji, Hitoshi as Director
15 June 2012Appointed Davies, Mark Haydn Richard as Director
15 June 2012Resigned Sakai, Harufumi as Director
30 November 2011Resigned Shibata, Toru as Director
24 June 2011Resigned Hoshikawa, Tsuguo as Director
23 June 2011Appointed Tsuji, Hitoshi as Director
23 June 2011Appointed Yamazaki, Kenichi as Director
27 December 2010Resigned Ogita, Masahiko as Director
27 December 2010Resigned Tsumori, Katsuya as Director
1 July 2010Resigned Hirano, Kazuo as Director
1 July 2010Appointed Manabe, Takashi as Director
25 May 2010Appointed Ogita, Masahiko as Director
25 May 2010Appointed Shibata, Toru as Director
25 May 2010Resigned Kanemoto, Takachika as Director
25 May 2010Resigned Hirabayashi, Yutaka as Director
2 October 2009Appointed Tsumori, Katsuya as Director
30 June 2009Resigned Ogita, Masahiko as Secretary
30 June 2009Resigned Ogita, Masahiko as Director
1 March 2009Appointed Hoshikawa, Tsuguo as Director
28 February 2009Resigned Uchida, Kensuke as Director
30 June 2008Appointed Uchida, Kensuke as Director
27 June 2008Resigned Hayashi, Masahiro as Director
20 March 2008Appointed Kanemoto, Takachika as Director
13 August 2007Resigned Takebayashi, Yoshihiko as Director
13 August 2007Appointed Sakai, Harufumi as Director
13 August 2007Resigned Hirose, Shunji as Director
13 August 2007Appointed Hirabayashi, Yutaka as Director
24 November 2006Appointed Ogita, Masahiko as Secretary
24 November 2006Appointed Hirano, Kazuo as Director
24 November 2006Resigned Kishimoto, Kazuhiko as Director
24 November 2006Appointed Ogita, Masahiko as Director
24 November 2006Resigned Takebe, Yukio as Director
24 November 2006Resigned Tsuchida, Takeharu as Director
24 November 2006Resigned Tsuchida, Takeharu as Secretary
24 April 2006Appointed Takebayashi, Yoshihiko as Director
24 April 2006Resigned Hironaka, Takao as Director
25 April 2005Appointed Kishimoto, Kazuhiko as Director
25 April 2005Resigned Sakai, Harufumi as Director
25 April 2005Resigned Aikyo, Katsunori as Director
25 April 2005Appointed Takebe, Yukio as Director
11 November 2003Appointed Aikyo, Katsunori as Director
11 November 2003Resigned Sunaga, Tatsuo as Director
11 November 2003Appointed Sakai, Harufumi as Director
23 May 2003Resigned Ishii, Tatsuya as Director
23 May 2003Appointed Hayashi, Masahiro as Director
3 December 2001Appointed Tsuchida, Takeharu as Secretary
3 December 2001Resigned Ishii, Kenichi as Secretary
3 December 2001Resigned Ishii, Kenichi as Director
3 December 2001Resigned Morishita, Yoshio as Director
3 December 2001Appointed Tsuchida, Takeharu as Director
1 April 2001Appointed Hironaka, Takao as Director
1 April 2001Resigned Fukushima, Tsuneo as Director
15 March 2000Appointed Ishii, Tatsuya as Director
15 March 2000Appointed Ishii, Kenichi as Director
15 March 2000Appointed Ishii, Kenichi as Secretary
15 March 2000Appointed Morishita, Yoshio as Director
15 March 2000Appointed Sunaga, Tatsuo as Director
14 June 1999Appointed Hirose, Shunji as Director
14 June 1999Appointed Fukushima, Tsuneo as Director