Koki Kameda, the Japan boxer, is not listed in the latest monthly rankings, but has previous ranking records, with the latest entry from April 2016 in the Super 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 |
|---|---|---|---|
| Bantamweight | October 2010 | October 2015 | 4 years 10 months |
| Super Flyweight | June 2010 | April 2016 | 2 years 10 months |
| Flyweight | August 2005 | December 2010 | 4 years 7 months |
| Light Flyweight | March 2006 | December 2006 | 9 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.