Olascuaga vs Kuwahara

Who won Olascuaga vs Kuwahara?

Anthony Olascuaga beat Taku Kuwahara by technical knockout in the 4th round on Wednesday, December 17th, 2025, at Kokugikan, Tokyo.

The fight was scheduled to take place over 12 rounds in the Flyweight division, which meant the weight limit was 112 pounds (8 stone or 50.8 kg).

This contest was for the WBO flyweight championship of the world.

Olascuaga was making his 5th defense of the WBO World Flyweight Championship. He won this belt against Riku Kano in July 2024. He had held this belt for 1 year, 5 months and 9 days.

This fight appeared on the undercard of Seiya Tsutsumi beating Nonito Donaire for the WBA World Bantamweight championship. Also on the undercard Kyosuke Takami lost to Rene Santiago for the WBA World Light Flyweight and WBO World Junior Flyweight belts.

Olascuaga vs Kuwahara stats

Anthony Olascuaga stepped into the ring with a record of 10 wins, 1 loss, and 0 draws.

Taku Kuwahara made his way to the ring with a record of 14 wins, 2 losses and 0 draws.

Anthony Olascuaga was the younger man by 4 years, at 26 years old.

Kuwahara had a height advantage of 1 inch over Olascuaga. Despite this, both fighters had equal reach.

Both Anthony Olascuaga and Taku Kuwahara fought out of an orthodox stance.

Olascuaga was the less experienced professional fighter, having had 5 fewer fights, and made his debut in 2020, 2 years and 3 months later than Kuwahara, whose first professional fight was in 2018. He had fought 31 fewer professional rounds, totaling 61 compared to Kuwahara's 92.

Taku Kuwahara was ranked number 5 by the WBA, and 4 by the WBO in the 112lb division.

Olascuaga vs Kuwahara form

Olascuaga had won 5 of his most recent fights, stopping 4 of them, going the distance once.

In his last fight leading up to this contest, he had won against Juan Carlos Camacho on September 11, 2025, by technical knockout in the 2nd round in their WBO World Flyweight championship fight at Fontainebleau, Las Vegas, United States.

Prior to that, he had won against Hiroto Kyoguchi on March 13, 2025, by unanimous decision in their WBO World Flyweight championship fight at Kokugikan, Tokyo, Japan.

Going into that contest, he had beaten Jonathan Gonzalez on October 14, 2024, by technical knockout in the 1st round in their WBO World Flyweight championship fight at Ariake Arena, Koto-Ku.

Before that, he had defeated Riku Kano on July 20, 2024, by knockout in the 3rd round in their WBO World Flyweight championship fight at Kokugikan, Tokyo.

He had won against Giemel Magramo on September 18, 2023, by technical knockout in the 7th round at Ariake Arena, Koto-Ku.

Activity check

Olascuaga's last 5 fights had come over a period of 2 years, 2 months and 29 days, which means he had been fighting approximately every 5 months and 13 days. In those fights, he fought a total of 25 rounds, meaning that they had lasted 5 rounds on average.

Kuwahara's last 2 fights had come over a period of 4 years, 4 months and 26 days, meaning he had been fighting on average every 2 years, 2 months and 15 days. In those fights, he fought a total of 22 rounds, meaning that they had lasted 11 rounds on average.

What time did Olascuaga vs Kuwahara start?

The fighters were expected to ringwalk at around 10:00 AM UTC at Kokugikan, Tokyo, Japan, which was 5:00 AM EST or 2:00 AM PST on the West Coast of America, or 10:00 AM GMT in the UK.

What were the odds on Olascuaga vs Kuwahara?

Anthony Olascuaga was a 1/12 (-1200) favorite going into the contest, while Taku Kuwahara made his way into the ring at 6/1 (+600) with oddsmakers.