Chronological fight-graph strength.
← RIZIN Fighting FederationFIGHTER SCOUT REPORT
Tatsuya Saika
7-11 · Lightweight · 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
Age35
Height180 cm
NationalityJapan
GymDobuita
Career spanSep 29, 2019 – May 10, 2026
Organizations3
Title fights0 wins / 0 bouts
Finishes6 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.
Akira OkadaMar 31, 2024 · FinishOpp. 1579
Noah BeyDec 31, 2025 · FinishOpp. 1564
Takasuke KumeSep 29, 2024 · FinishOpp. 1544
Noah BeyDec 31, 2025 · FinishOpp. 1544
Yusuke KasuyaDec 24, 2023Opp. 1518
RECENT HISTORY
Last 20 fights
LSho Patrick UsamiMay 10, 2026 · rizin · LightweightKO
LSho Patrick UsamiMay 10, 2026 · rizinKO
LRafael BarbosaMar 14, 2026 · pancraseTKO
WNoah BeyDec 31, 2025 · rizin · 161lb CatchweightKO
WNoah BeyDec 31, 2025 · rizinKO
LNurkhan ZhumagazyNov 3, 2025 · rizinSubmission
LNurkhan ZhumagazyNov 3, 2025 · rizin · LightweightSubmission
WTenya YoshimuraApr 27, 2025 · pancraseTKO
WTakasuke KumeSep 29, 2024 · pancraseKO
LWon Bin KiMay 19, 2024 · ufcTKO
WAkira OkadaMar 31, 2024 · pancraseKO
WYusuke KasuyaDec 24, 2023 · pancraseDecision
LAli AbdulkhalikovApr 29, 2023 · rizin · LightweightKO
LAli AbdulkhalikovApr 29, 2023 · rizinKO
LKimihiro EtoApr 16, 2022 · rizin · LightweightTKO
LKimihiro EtoApr 16, 2022 · rizinTKO
LTakasuke KumeDec 12, 2021 · pancraseSubmission
WTom SantosSep 29, 2019 · pancraseTKO
CAREER PATH
Promotion history
rizinApr 16, 2022 – May 10, 20262-8
pancraseSep 29, 2019 – Mar 14, 20265-2
ufcMay 19, 2024 – May 19, 20240-1
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.