23 April 2026Appointed Miyazawa, Tetsuji as Director
24 April 2025Resigned Shinke, Naruki as Director
24 April 2025Appointed Niida, Takaaki as Director
11 April 2023Appointed Imai, Yuichiro as Director
25 April 2022Resigned Kawasaki, Kenzo as Director
28 April 2020Appointed Inoue, Akira as Director
2 October 2019Resigned Shinke, Naruki as Secretary
2 October 2019Appointed D'Aloisio, Diana as Secretary
31 August 2019Resigned Sawai, Akira as Director
31 May 2018Resigned Nagasawa, Kazuyuki as Director
2 October 2017Appointed Shinke, Naruki as Director
2 October 2017Appointed Shinke, Naruki as Secretary
2 October 2017Resigned Kusunoki, Masakazu as Director
2 October 2017Resigned Kusunoki, Masakazu as Secretary
24 May 2017Appointed Sawai, Akira as Director
24 May 2017Resigned Yamada, Koji as Director
18 July 2012Appointed Yamada, Koji as Director
29 June 2012Resigned Miki, Hideo as Director
30 June 2011Appointed Nagasawa, Kazuyuki as Director
30 June 2011Resigned Okada, Noboru as Director
1 October 2010Appointed Kusunoki, Masakazu as Secretary
1 October 2010Appointed Kusunoki, Masakazu as Director
30 September 2010Resigned Shinke, Naruki as Secretary
30 September 2010Resigned Shinke, Naruki as Director
31 August 2007Resigned Nomura, Takeshi as Secretary
31 August 2007Appointed Shinke, Naruki as Director
31 August 2007Resigned Nomura, Takeshi as Director
31 August 2007Appointed Shinke, Naruki as Secretary
30 June 2000Resigned Chiba, Kozo as Director
30 June 2000Appointed Kawasaki, Kenzo as Director
3 April 1995Appointed Nomura, Takeshi as Director
3 April 1995Resigned Okura, Takanobu as Secretary
3 April 1995Resigned Okura, Takanobu as Director
3 April 1995Appointed Nomura, Takeshi as Secretary
28 May 1992Resigned Saito, Yasukazu, Director as Director
28 May 1992Appointed Chiba, Kozo as Director
18 September 1991Appointed Okura, Takanobu as Secretary
18 September 1991Resigned Okada, Noboru as Secretary
3 September 1991Appointed Okura, Takanobu as Director