Chronological fight-graph strength.
← RIZIN Fighting FederationFIGHTER SCOUT REPORT
Jo Arai
1-6 · Unknown division · RIZIN Fighting Federation
Quality and breadth of proven wins.
Strength of opponents actually faced.
Recent results versus expectation.
Quality-adjusted finishing production.
PROFILE
Scouting file
Age28
Height160 cm
NationalityJapan
GymKingdom Tachikawa
Career spanNov 19, 2023 – Mar 7, 2026
Organizations2
Title fights0 wins / 0 bouts
Finishes1 KO/TKO · 0 SUB
Data completeness85%
BEST PROVEN WINS
Résumé anchors
Opponent values are the opponent's rating state before that fight, not hindsight credit.
Wataru YamauchiNov 19, 2023 · FinishOpp. 1500
RECENT HISTORY
Last 20 fights
LJung Hyun LeeMar 7, 2026 · rizinTKO
LJung Hyun LeeMar 7, 2026 · rizin · FlyweightTKO
LNkazimulo ZuluSep 29, 2024 · rizin · FlyweightTKO
LNkazimulo ZuluSep 29, 2024 · rizinTKO
LHiroya KondoDec 31, 2023 · rizin · FlyweightTKO
LHiroya KondoDec 31, 2023 · rizinTKO
WWataru YamauchiNov 19, 2023 · shootoTKO
CAREER PATH
Promotion history
rizinDec 31, 2023 – Mar 7, 20260-6
shootoNov 19, 2023 – Nov 19, 20231-0
How this rating works
Global Scout Rating uses the same fight-graph rules for every promotion. A logo does not add points. Beating strong fighters, facing strong schedules, outperforming expectation and building credible evidence does.