| 2012/05 | 2013/10 | 2015/10 | 2017.10 | 2019/04 | 2021/04 | |
|---|---|---|---|---|---|---|
| President | Shimazu K | Kubokawa A | Kubokawa A | Ohara M | Ohara M | Ohara M |
| Vice-president | Kubokawa A Tsuchiya S Sasaki T |
Tsuchiya S Sasaki T Tanaka S |
Ohara M Tsuchiya S Sasaki T |
Matsuda F Tsuchiya S Sasaki T |
Konishi K Tanaka S Namikawa K |
Konishi K Tanaka S Namikawa K |
| Executive (* head) |
Ohara M* Sakairi N Tsuyuzaki S Fujii T Kurasaki M Shimamura M Okada N |
Ohara M* Sakairi N Tsuyuzaki S Fujii T Kurasaki M Shimamura M Okada N |
Tsuyuzaki S* Sakairi N Fujii T Kurasaki M Shimamura M Okada N |
Tsuyuzaki S* Sakairi N Fujii T Kurasaki M Okada N Kameyama S Koshikawa S |
Tsuyuzaki S* Nakata K Fujii T Kurasaki M Okada N Kameyama S Koshikawa S |
Tsuyuzaki S* Nakata K Fujii T Okada N Kameyama S Koshikawa S Senzaki M |
| Councilor | Mori N Nishimura N Miyaji A Narita K Miyake S Furukawa J Kuramoto T Tahara S |
Mori N Nishimura N Miyaji A Narita K Miyake S Furukawa J Kuramoto T Tahara S |
Mori N Nishimura N Miyaji A Narita K Miyake S Furukawa J Kuramoto T Tahara S |
Mori N Nishimura N Miyaji A Narita K Miyake S Furukawa J Kuramoto T Tahara S |
Mori N Nishimura N Miyaji A Narita K Miyake S Sakairi N Kuramoto T Tahara S |
Mori N Nishimura N Miyaji A Narita K Miyake S Sakairi N Kuramoto T Tahara S |
| Auditor-secretary | Nishikawa Y Hosokawa T |
Nishikawa Y Hosokawa T |
Nishikawa Y Hosokawa T |
Nishikawa Y Hosokawa T |
Nishikawa Y Hosokawa T |
Nishikawa Y Hosokawa T |
| Advisor | Hori H Tokura S Nishi N Ikeda M Iwakuma T Minagawa M |
Hori H Tokura S Nishi N Ikeda M Iwakuma T Minagawa M |
Hori H Tokura S Nishi N Ikeda M Iwakuma T Minagawa M Shimazu K |
Hori H Tokura S Nishi N Ikeda M Iwakuma T Minagawa M Shimazu K Kubokawa A |
Hori H Tokura S Nishi N Ikeda M Iwakuma T Minagawa M Shimazu K Kubokawa A |
Hori H Tokura S Nishi N Ikeda M Iwakuma T Minagawa M Shimazu K Kubokawa A |