Mizokoshi vs Casimero

Who won Mizokoshi vs Casimero?

John Riel Casimero beat Tom Mizokoshi by knockout in the 5th round on Saturday, December 27th, 2025, at Aichi Sky Expo, Tokoname.

The fight was scheduled to take place over 8 rounds in the Featherweight division, which meant the weight limit was 126 pounds (9 stone or 57.1 kg).

This fight appeared on the undercard of Masamichi Yabuki beating Felix Alvarado for the IBF World Flyweight championship. Also on the undercard Kenneth Llover beat Ayati Sailike.

Mizokoshi vs Casimero stats

Tom Mizokoshi stepped into the ring with a record of 11 wins, 5 losses, and 2 draws.

John Riel Casimero made his way to the ring with a record of 34 wins, 5 losses and 1 draw.

Tom Mizokoshi was the younger man by 9 years, at 26 years old.

Mizokoshi had a height advantage of 3 inches over Casimero.

Both Tom Mizokoshi and John Riel Casimero fought out of an orthodox stance.

Mizokoshi was the less experienced professional fighter, having had 22 fewer fights, and made his debut in 2017, 10 years and 6 months later than Casimero, whose first professional fight was in 2007. He had fought 171 fewer professional rounds, totaling 92 compared to Casimero's 263.

Mizokoshi vs Casimero form

Casimero had beaten 3 of his last 5 opponents, stopping 1 of them, going the distance twice.

In his last fight before this contest, he had lost to Kyonosuke Kameda on October 25, 2025, by unanimous decision in their 10 round contest at Bishkek Arena, Bishkek, Kyrgyzstan.

Prior to that, he had won against Saul Sanchez on October 13, 2024, by technical knockout in the 1st round at Yokohama Budokan, Yokohama, Japan.

Going into that contest, he had drawn with Yukinori Oguni on October 12, 2023, by technical draw in their 4 round contest at Ariake Arena, Koto-Ku.

Before that, he had beaten Fillipus Nghitumbwa on May 13, 2023, by unanimous decision in their 12 round contest at Okada Manila Hotel and Casino, Paranaque City, Philippines.

He had defeated Guillermo Rigondeaux on August 14, 2021, by split decision in their WBO World Bantamweight championship fight at Dignity Health Sports Park, California, United States.

Activity check

Casimero's last 5 fights had come over a period of 4 years, 4 months and 13 days, meaning he had been fighting on average every 10 months and 15 days. In those fights, he fought a total of 39 rounds, meaning that they had lasted 7.8 rounds on average.

What time did Mizokoshi vs Casimero start?

The fighters were expected to ringwalk at around 11:00 AM UTC at Aichi Sky Expo, Tokoname, Japan, which was 6:00 AM EST or 3:00 AM PST on the West Coast of America, or 11:00 AM GMT in the UK.

What were the odds on Mizokoshi vs Casimero?

Sorry, we couldn’t find any historical odds for Mizokoshi vs Casimero.