MJA Officers (2007)
| Co-Presidents | Yasuko Watanabe |
| Masahiko Kaizu | |
| Vice President | Dai Zusai |
| Secretary | Kohei Enami |
| Ryota Yamazaki | |
| Accountant | Dai Zusai |
| Event Coordinator | Ryota Yamazaki |
| Information Management & Publication | Tatsuya Mori |
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