Ryuichi Tanaka
Professional MMA referee — 299 bouts officiated on record.
299
Bouts
74
KO/TKO
86
Submission
111
Decision
Finish rate (of decided bouts)
59 %
Where they've officiated
Recent bouts officiated
Kenjiro Taira vs
Reito Shiokawa
2026-06-28
Gladiator - Gladiator 035 in Osaka: 10th Anniversary · Submission (Rear-Naked Choke)
Nico Ariza vs
Yuki Tanaka
2026-06-28
Gladiator - Gladiator 035 in Osaka: 10th Anniversary · Decision (Split)
Daisuke Bougauchi vs
Haruki Katayama
2026-06-28
Gladiator - Gladiator 035 in Osaka: 10th Anniversary · Decision (Split)
Rui Maeda vs
Yusuke Kanatani
2026-06-28
Gladiator - Gladiator 035 in Osaka: 10th Anniversary · Submission (Rear-Naked Choke)
Sho Pantherboy vs
Ginji Nakano
2026-02-23
Gladiator - Gladiator 034 in Osaka · Submission (Rear-Naked Choke)
Heijiro Murakoshi vs
Kosei Yamada
2025-11-30
Gladiator - Gladiator 033 in Osaka · Submission (Rear-Naked Choke)
Kippei Yokoyama vs
Kensuke Fujiwara
2025-09-21
Gladiator - Gladiator 032 in Osaka · Decision (Unanimous)
Ryouga Takahashi vs
Daiki Taguchi
2025-09-21
Gladiator - Gladiator 032 in Osaka · Decision (Unanimous)
Kai Maeda vs
Reo Nomura
2025-09-14
Grachan - Grachan 77 · Decision (Unanimous)