1 April 2026Appointed An, Youngho as Director
1 April 2026Appointed Iwai, Nozomi as Director
1 April 2026Resigned Koura, Satoshi as Director
1 April 2026Resigned Kawai, Kohei as Secretary
1 April 2026Resigned Kawai, Kohei as Director
1 April 2026Appointed An, Youngho as Secretary
1 April 2025Appointed Koura, Satoshi as Director
31 March 2025Resigned Murata, Keisuke as Director
1 April 2024Appointed Kawai, Kohei as Secretary
1 April 2024Appointed Kawai, Kohei as Director
31 March 2024Resigned Watanabe, Chikashi as Director
31 December 2022Resigned Nishihara, Hirotoshi as Director
31 December 2022Resigned Tanaka, Yoshihiro as Director
20 December 2022Appointed Murata, Keisuke as Director
20 December 2022Appointed Watanabe, Chikashi as Director
1 May 2020Resigned Yada, Tatsuya as Director
1 May 2020Appointed Nishihara, Hirotoshi as Director
1 May 2020Appointed Tanaka, Yoshihiro as Director
1 May 2020Resigned Akaki, Yu as Director
6 April 2017Appointed Akaki, Yu as Director
9 April 2016Resigned Akaki, Yu as Director
8 April 2016Appointed Yada, Tatsuya as Director
1 April 2015Resigned Irie, Masaru as Director
1 April 2011Appointed Akaki, Yu as Director
30 April 2010Appointed Irie, Masaru as Director
30 April 2010Resigned Matsumi, Shozo as Director
12 August 2009Resigned Takayama, Sadakazu as Secretary
12 August 2009Resigned Takayama, Sadakazu as Director
25 April 2008Appointed Matsumi, Shozo as Director
25 April 2008Resigned Nishibayashi, Hitoshi as Director
28 June 2006Resigned Kita, Keizo as Secretary
28 June 2006Appointed Takayama, Sadakazu as Secretary
28 June 2006Resigned Mori, Kunishi as Director
28 June 2006Resigned Kita, Keizo as Director
28 June 2006Appointed Nishibayashi, Hitoshi as Director
1 July 2005Resigned Kotani, Nobuyuki as Director
1 July 2005Appointed Mori, Kunishi as Director
1 July 2005Resigned Tajiri, Yasuo as Director
1 July 2005Resigned Hamamatsu, Shinichi as Director
15 April 2004Appointed Kotani, Nobuyuki as Director
15 April 2004Resigned Kobayashi, Shoju as Director
30 June 2002Resigned Arai, Shuzo as Director
1 May 2002Appointed Kita, Keizo as Secretary
1 May 2002Resigned Tajiri, Yasuo as Secretary
25 February 2002Appointed Kita, Keizo as Director
19 January 2002Appointed Tajiri, Yasuo as Director
19 January 2002Resigned Matsukura, Kenichi as Director
19 January 2002Appointed Tajiri, Yasuo as Secretary
19 January 2002Resigned Matsukura, Kenichi as Secretary
4 April 2001Resigned Tajiri, Yasuo as Director
4 April 2001Appointed Matsukura, Kenichi as Secretary
4 April 2001Appointed Takayama, Sadakazu as Director
4 April 2001Appointed Matsukura, Kenichi as Director
4 April 2001Resigned Okamoto, Uichi as Director
4 April 2001Appointed Hamamatsu, Shinichi as Director
4 April 2001Resigned Fujita, Akifumi as Director
4 April 2001Resigned Tajiri, Yasuo as Secretary
28 June 2000Appointed Arai, Shuzo as Director
28 June 2000Appointed Okamoto, Uichi as Director
28 June 2000Resigned Sato, Motonobu as Director
28 April 1998Appointed Sato, Motonobu as Director
28 April 1998Resigned Ohira, Kazuhiko as Director
28 April 1998Resigned Ogata, Yuji as Director
28 April 1998Appointed Fujita, Akifumi as Director
10 April 1997Resigned Fujita, Akifumi as Director
10 April 1997Appointed Ohira, Kazuhiko as Director
28 October 1996Appointed Fujita, Akifumi as Director
28 October 1996Resigned Chiba, Toshishige as Secretary
28 October 1996Resigned Chiba, Toshishige as Director
28 September 1996Appointed Tajiri, Yasuo as Secretary
3 July 1995Resigned Utashiro, Mitsutaka as Director
1 July 1993Appointed Kobayashi, Shoju as Director
1 July 1993Appointed Tajiri, Yasuo as Director
1 July 1993Resigned Yamauchi, Yuzo as Director
31 March 1993Appointed Chiba, Toshishige as Secretary
31 March 1993Resigned Toyoka, Masaharu as Secretary
31 March 1993Resigned Toyoka, Masaharu as Director
1 May 1992Appointed Chiba, Toshishige as Director