Oba Junya
Key name (used for sorting): Oba Junya
1983-10-01 –
Citizenship: JPN
Affiliation: Nihon Kiin
Rank progression
| 1p | 2003 |
| 2p | 2004-04-01 |
| 3p | 2005-03 |
| 4p | 2006-04-01 |
| 5p | 2007-04-01 |
| 6p | 2009-02-01 |
| 7p | 2013-02-01 |
ID: 1245. Last changed: Dec. 17, 2016, noon by ug.
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