Koji Kobayashi, the Japan boxer, is not listed in the latest monthly rankings, but has previous ranking records, with the latest entry from September 1984 in the Flyweight division.
Previous:Flyweight
Koji Kobayashi, the Japan boxer, is not listed in the latest monthly rankings, but has previous ranking records, with the latest entry from September 1984 in the Flyweight division.
Summary from monthly sanctioning-body lists in our database (not a fight record).
| Division | First entered rankings | Most recently in rankings | Time ranked |
|---|---|---|---|
| Flyweight | January 1984 | September 1984 | 8 months |
Time ranked counts distinct months this fighter appears on a rankings list for that division. If they drop out and return later, months off the ranking lists are not included.
