Shooto 4th Round 2013
- PromotionShooto
- VenueKorakuen Hall
- LocationTokyo, Japan
- Number of bouts8
Main Card
Kuniyoshi Hironaka
21-8-0
Welterweight championship
Main Event | 5 x 5
VS
Submission, Armbar | R4 · 3:46Yoshihiro Koyama
14-5-1
Welterweight championshipMain Event
5 x 5
Kuniyoshi
Hironaka
21-8-0
Yoshihiro
Koyama
14-5-1
Submission, Armbar
R4 · 3:46Bantamweight bout
Co-Main Event
3 x 5
Kosuke
Suzuki
8-3-2
Masaaki
Sugawara
13-8-1
Decision
Bantamweight bout
3 x 5
Manabu
Inoue
13-9-2
Akinobu
Watanabe
8-9-3
Decision
Lightweight bout
3 x 5
Akitoshi
Tamura
16-14-2
Brian
Choi
3-2-0
Majority Decision
null bout
2 x 5
Nobumitsu
Osawa
5-2-0
Yutaka
Ueda
8-3-1
Majority Decision
null bout
2 x 5
Koji
Nishioka
7-2-4
Yu
Fujimaki
4-1-0
Decision
null bout
2 x 5
Kazuhide
Shirota
1-0-0
Hitoshi
Ogasawara
7-2-1
Decision
Preliminary Card
Featherweight bout
2 x 5
Takafumi
Maeda
2-2-1
Masato
Yoshino
0-1-0
Majority Decision