On Sunday, Aug. 20, KNOCKOUT returns for its fifth installment since re-branding from Japan, for KNOCKOUT Volume 4.

In the evening’s main event, Tenshin Nasukawa put his perfect record on the line against former Lumpinee and Rajadamnern stadium champion Wisanlek. Nasukawa now holds 20 wins in his professional career which include knockout victories over Lumpinee stadium champ Wanchalong PK.Saenchaimuaythaigym and former IBF flyweight world champion Amnat Ruenroeng.

The event aired live at 4 a.m. ET on Ameba TV.

FULL RESULTS
Tenshin Nasukawa def. Wisanlek by TKO (cut stoppage). Round 3, 2:45
Taison Maeguchi def. Katsuji Takahashi by TKO (right straight). Round 5, 2:31
Yosuke Morli def. Gi Hoon Joo by TKO (right uppercut). Round 3, 0:49
Soichiro Miyakoshi def. Tsukuru Midorikawa by unanimous decision (49-48×3)
Yota Shigemori def. Hirotoshi Murata by TKO (cut stoppage). Round 4, 0:05
Fukashi Mizutani def. Shunsuke Motegi by TKO (right low kick). Round 4, 0:35
Erika Ogasawara def. Fan Hyo Shik by TKO (left elbow). Round 2, 0:42