Koji Tanaka

RIZIN Otoko Matsuri

2025 • Kouzi

Super RIZIN

2022 • Kouzi

RIZIN 26

2020

RIZIN 33

2021 • Kouzi

K-1 WORLD GP 2017: Super Welterweight Championship Tournament

2017 • Kouzi

RIZIN 24

2020

K-1 WORLD GP 2018: K'FESTA 1

2018 • Kouzi

K-1 WORLD GP 2018: Cruiserweight Championship Tournament

2018 • Kouzi

K-1 WORLD GP 2016: 60kg Japan Tournament

2016 • Kouzi

RIZIN 45

2023 • Self

K-1 WORLD GP 2018: Lightweight World Tournament

2018 • Kouzi

Super RIZIN 3

2024 • Self

K-1 WORLD GP 2019: Yokohama Festival

2019 • Kouzi

K-1 WORLD GP 2016: 60kg World Tournament

2016 • Kouzi

K-1 WORLD GP 2017: Welterweight Championship Tournament

2017 • Kouzi

K-1 WORLD GP 2019: Japan vs. World

2019 • Kouzi