Kim vs Usami

Who won Kim vs Usami?

Sho Patrick Usami beat Si Won Kim by unanimous decision in their 3 round contest during the main card of RIZIN in Korea, on Saturday 31st May 2025 at Paradise City in Seoul.

The scorecards were announced in favor of the winner Sho Patrick Usami.

The fight was scheduled to take place over 3 rounds in the Featherweight division, which meant the weight limit was 145 pounds (10.4 stone or 65.8 KG).

Kim vs Usami stats

Si Won Kim stepped into the octagon with a record of 4 wins, 1 loss and 0 draws, 2 of those wins coming by the way of knock out.

Sho Patrick Usami made his way to the cage with a record of 7 wins, 2 losses and 0 draws, 6 of those wins coming by knock out.

This was Si Won Kim's 1st fight in Rizin, having made his debut for the promotion in 2025. Sho Patrick Usami marked his 6th fight for them, having made his own debut for the promotion in 2022.

Si Won Kim's Rizin record stood at 0-1-0, while Sho Patrick Usami's came in at 4-2-0.

The stats suggested Usami had a massive power advantage over Kim, boasting a 86% knock out percentage over Kim's 50%.

If the fight went to the ground, their records suggested that Kim and Usami would have been pretty equal, both with a 0% submission rate.

Si Won Kim was the younger man by 25 years, at years old.

Kim was the less experienced professional fighter, having had 4 fewer fights, and made his debut in 2021, 2 months earlier than Usami, whose first professional fight was in 2021. He had fought 13 less professional rounds, 10 to Usami's 23.

Kim vs Usami form

Sho Patrick Usami had stopped 3 of his last 5 opponents.

In his last fight leading up to this contest, he had lost to Yusuke Yachi at RIZIN 48 on 29th September 2024 by unanimous decision in their 3 round contest at Saitama Super Arena, Saitama, Japan.

Previous to that, he had won against Kazuki Tokudome at RIZIN 47 on 9th June 2024 by knockout in the 1st round at Yoyogi National Stadium, Shibuya.

Going into that contest, he had been beaten by Kyung Pyo Kim at RIZIN 41 on 1st April 2023 by submission in the 1st round at Maruzen Intec Arena Osaka, Osaka.

Before that, he had beaten Noah Bey at RIZIN 40 on 31st December 2022 by knockout in the 1st round at Saitama Super Arena, Saitama.

He had defeated Shinji Sasaki at RIZIN 39 on 23rd October 2022 by knockout in the 3rd round at Marine Messe Fukuoka Hall A, Fukuoka.

Activity check

Usami's last 5 fights had come over a period of 2 years, 7 months and 11 days, meaning he had been fighting on average every 6 months and 9 days. In those fights, he fought a total of 9 rounds, meaning that they had lasted 1.8 rounds on average.

What were the odds on Kim vs Usami?

Si Won Kim was a 7/5 (+140) underdog going into the contest, while Sho Patrick Usami made his way into the ring at 8/15 (-190) with oddsmakers.