Longest Career

Active fighters only (Debut Date – Last Fight Date)

Fighter	Career Age (Y-D)
Masahiro Oishi	27 y, 130 d
Yuki Kondo	25 y, 122 d
Ryuta Sakurai	25 y, 82 d
Melvin Manhoef	24 y, 339 d
Johnny Eduardo	24 y, 335 d
Ikuhisa Minowa	24 y, 276 d
Caol Uno	24 y, 224 d
Alexey Oleynik	24 y, 221 d
Jeremy Horn	24 y, 195 d
Tony Castillo	24 y, 68 d