1 April 2026Resigned Tominaga, Yoko as Secretary
1 April 2026Appointed Ota, Tsuyoshi as Director
1 April 2026Appointed Hida, Shoji as Director
1 April 2026Appointed Nakanishi, Toshihiro as Secretary
1 April 2026Resigned Yamada, Teruhiko as Director
1 April 2026Resigned Tominaga, Yoko as Director
1 March 2025Appointed Yamada, Teruhiko as Director
1 March 2025Resigned Zhenyu, Yang as Director
1 August 2024Appointed Tominaga, Yoko as Secretary
1 August 2024Appointed Tominaga, Yoko as Director
1 August 2024Resigned Yamanoto, Reo as Director
1 August 2024Resigned Miyake, Hiroyuki as Secretary
1 August 2024Resigned Miyake, Hiroyuki as Director
1 August 2024Appointed Zhenyu, Yang as Director
1 July 2023Appointed Miyake, Hiroyuki as Secretary
1 July 2023Appointed Miyake, Hiroyuki as Director
1 July 2023Resigned Sone, Hideki as Director
1 July 2023Resigned Sone, Hideki as Secretary
1 April 2022Resigned Morimoto, Norikazu as Secretary
1 April 2022Appointed Yamanoto, Reo as Director
1 April 2022Resigned Morimoto, Norikazu as Director
1 April 2022Appointed Sone, Hideki as Secretary
1 April 2021Resigned Saito, Shigeo as Director
1 April 2021Appointed Sone, Hideki as Director
1 April 2021Appointed Morimoto, Norikazu as Secretary
1 April 2021Resigned Kitamura, Toshio as Director
1 April 2021Resigned Saito, Shigeo as Secretary
1 April 2021Appointed Morimoto, Norikazu as Director
25 December 2019Resigned Hara, Mahoko as Director
24 June 2019Appointed Kitamura, Toshio as Director
30 September 2018Appointed Saito, Shigeo as Director
30 September 2018Resigned Sato, Azuma as Secretary
30 September 2018Appointed Saito, Shigeo as Secretary
30 September 2018Resigned Sato, Azuma as Director
30 June 2017Appointed Sato, Azuma as Secretary
30 June 2017Resigned Kitagawa, Masafumi as Secretary
30 June 2017Appointed Sato, Azuma as Director
30 June 2017Resigned Kitagawa, Masafumi as Director
30 June 2017Resigned Murai, Kenji as Director
25 April 2016Resigned Akatsuka, Noboru as Director
25 April 2016Appointed Hara, Mahoko as Director
6 February 2012Resigned Oike, Osamu as Director
6 February 2012Appointed Akatsuka, Noboru as Director
10 August 2009Appointed Murai, Kenji as Director
6 April 2009Appointed Kitagawa, Masafumi as Secretary
6 April 2009Resigned Nakata, Tokihiko as Director
6 April 2009Resigned Niwayama, Taku as Secretary
28 January 2009Appointed Oike, Osamu as Director
28 January 2009Resigned Toyoda, Yoshiyuki as Director
31 July 2008Resigned Tsunemitsu, Shigehisa as Director
31 July 2008Appointed Nakata, Tokihiko as Director
20 April 2007Appointed Niwayama, Taku as Secretary
20 April 2007Resigned Yamagami, Nobuo as Secretary
31 July 2006Appointed Toyoda, Yoshiyuki as Director
31 July 2006Resigned Kaji, Shigeichi as Director
31 July 2006Resigned Kurihara, Yoshio as Director
31 July 2006Appointed Tsunemitsu, Shigehisa as Director
17 June 2005Resigned Ebihara, Masanori as Director
17 June 2005Appointed Kaji, Shigeichi as Director
17 June 2005Appointed Kurihara, Yoshio as Director
17 June 2005Resigned Shibata, Yoshiharu as Director
17 June 2005Resigned Chiba, Minoru as Director
25 July 2003Appointed Yamagami, Nobuo as Secretary
25 July 2003Resigned Takahashi, Akinori as Secretary
25 June 2003Resigned Mieda, Kazuo as Director
30 September 2002Resigned Kitamura, Minoru as Director
30 September 2002Appointed Kitagawa, Masafumi as Director
28 June 2001Resigned Akanuma, Fumio as Director
28 June 2001Appointed Mieda, Kazuo as Director
28 June 2001Resigned Fujimo, Toru as Director
28 June 2001Appointed Ebihara, Masanori as Director
15 December 2000Appointed Kitamura, Minoru as Director
15 December 2000Resigned Goda, Masaaki as Director
29 June 2000Resigned Murakami, Yoshiteru as Director
29 June 2000Resigned Nakae, Kinichi as Director
29 June 2000Appointed Shibata, Yoshiharu as Director
29 June 2000Appointed Chiba, Minoru as Director
13 April 1999Appointed Takahashi, Akinori as Secretary
12 April 1999Resigned Fukumoto, Hideo as Secretary
26 June 1998Appointed Akanuma, Fumio as Director
26 June 1998Resigned Hamada, Jun-Ichi as Director
4 August 1997Resigned Goda, Masaaki as Secretary
4 August 1997Appointed Fukumoto, Hideo as Secretary
30 May 1997Appointed Goda, Masaaki as Secretary
30 May 1997Resigned Nishida, Shigeyuki as Secretary
19 August 1996Appointed Nishida, Shigeyuki as Secretary
19 August 1996Resigned Nakamura, Haruo as Secretary
1 February 1996Appointed Nakae, Kinichi as Director
1 February 1996Resigned Okada, Minoru as Director
17 November 1995Resigned Chiba, Kazuo as Director
17 November 1995Appointed Goda, Masaaki as Director
29 June 1995Resigned Baba, Takeshi as Director
29 June 1995Resigned Fujimoto, Tatsuo as Director
29 June 1995Appointed Fujimo, Toru as Director
29 June 1995Appointed Hamada, Jun-Ichi as Director
14 June 1994Appointed Baba, Takeshi as Director
14 June 1994Resigned Tsuchiya, Yuichi as Director
1 September 1993Appointed Chiba, Kazuo as Director
1 September 1993Resigned Onodera, Tsutomu as Director
29 June 1993Appointed Okada, Minoru as Director
29 June 1993Resigned Otani, Akio as Director