양동근

Choi Bae-dal

平山あや

Yoko

Masaya Kato

Kato

정두홍

Beom-soo

박성민

Ryoma

国分佐智子

Ryoma's wife

Fuuma Kosaka

Tomoya

정태우

Chun-bae

Yeom Hye-ran

Aunt

김민수

Port Yakuza

구성환

Circus Clown

Lee Han-gal

Miwa

이한솔

Nijo Dojo Director

真樹日佐夫

Martial Arts Association Elder

백동현

Boxing Match Opponent

허명행

Judo Expert

정창현

Shikahara

최지웅

Boss