3 April 2026Appointed Matsuoka, Kei as Director
3 April 2026Resigned Sato, Aki as Director
9 June 2025Appointed Yoshida, Akihiro as Director
22 April 2025Resigned Takeda, Natsuko as Director
1 April 2024Appointed Sunada, Tomohiro, Mr. as Director
31 October 2023Appointed Sato, Aki as Director
31 October 2023Resigned Harada, Hidenori, Mr. as Director
31 January 2023Appointed Harada, Hidenori, Mr. as Director
1 August 2022Appointed Takeda, Natsuko as Director
30 June 2022Resigned Fujii, Yasutomo as Director
30 April 2022Resigned Ishii, Naoki as Director
28 August 2020Resigned Orito, Masayuki as Director
28 August 2020Resigned Moritani, Haruaki as Director
28 August 2020Resigned Ogawa, Takayuki as Director
21 October 2019Appointed Orito, Masayuki as Director
21 October 2019Resigned Kobayashi, Osamu as Director
27 February 2019Resigned Tanaka, Chisumi as Director
27 February 2019Appointed Ogawa, Takayuki as Director
1 July 2018Appointed Fujii, Yasutomo as Director
1 July 2018Appointed Kobayashi, Osamu as Director
1 July 2018Resigned Hamamoto, Hirotaka as Director
1 July 2018Resigned Matsuura, Tatsuhiko as Director
1 April 2018Resigned Matsui, Toru as Director
26 March 2018Appointed Hamamoto, Hirotaka as Director
1 October 2017Resigned Matsumoto, Fusaaki as Director
1 August 2017Appointed Moritani, Haruaki as Director
1 August 2017Resigned Nomura, Tomonori as Director
21 June 2016Resigned Ishii, Nobuo as Director
1 March 2016Appointed Matsuura, Tatsuhiko as Director
1 March 2016Resigned Tsuji, Yutaka as Director
1 June 2015Appointed Matsumoto, Fusaaki as Director
24 April 2015Resigned Kaneko, Kenji as Director
1 April 2015Appointed Matsui, Toru as Director
7 May 2014Appointed Nomura, Tomonori as Director
7 May 2014Resigned Okano, Hideki as Director
1 September 2013Appointed Tanaka, Chisumi as Director
1 September 2013Appointed Ishii, Nobuo as Director
1 July 2013Resigned Murachi, Yoji as Director
1 July 2013Resigned Naito, Shinjiro as Director
1 July 2013Appointed Tsuji, Yutaka as Director
1 July 2013Appointed Ishii, Naoki as Director
18 February 2013Resigned Natio, Shinjiro as Director
18 February 2013Resigned Murachi, Yoji as Director
21 January 2013Appointed Natio, Shinjiro as Director
21 January 2013Appointed Murachi, Yoji as Director
21 January 2013Appointed Naito, Shinjiro as Director
21 January 2013Appointed Murachi, Yoji as Director
15 October 2012Appointed Kaneko, Kenji as Director
31 May 2011Appointed Okano, Hideki as Director