is a Japanese professional mixed martial artist. He currently competes in the Flyweight division of the Ultimate Fighting Championship (UFC). As of December 9, 2025, he is #3 in the UFC flyweight rankings. Taira is the first and only fighter to date born in the 2000s to fight in and win a UFC main event.
Taira started playing baseball in the third grade of elementary school but was not passionate about it and took a break in junior high school from club activities. Influenced by his older brother who was learning kickboxing at The Palaestra Okinawa, he started attending the gym in his first year of high school and trained in mixed martial arts under Ryota Matsune's guidance. In 2017, he won the 11th Kyushu Amateur Shooto Championship tournament and the 24th All-Japan Amateur Shooto Championship tournament, and was promoted to the professional ranks with a record of ten wins in ten amateur Shooto fights.
He lists Marlon Vera as his favorite fighter.
On August 3, 2018, he made his professional debut against Yo Otake in the first round of the flyweight division of the Shooto Rookie of the Year Tournament, winning by first-round triangle choke. On November 25, 2018, he rematched Ryu Oyakawa, whom he fought twice as an amateur, in the flyweight final of the Shooto Newcomer's Championship Tournament, winning by first-round guillotine choke. He won the flyweight rookie champion and MVP of the same year.
On September 22, 2019, he fought Takahiro Kobori, ranked #8 in the Shooto World Flyweight Rankings, and won by TKO via ground & pound 60 seconds into the fight.
Taira was next scheduled to face Kiyotaka Shimizu at Shooto 0329 on March 29, 2020. However, the event was cancelled due to the COVID-19 pandemic. The bout was then rebooked to take place at Shooto 1123 on November 23, 2020 and he won the fight via unanimous decision.
Won by rear-naked choke 61 seconds into the match against Yoshiro Maeda, ranked #5 in the world flyweight division by Shooto, on March 20, 2021.
On July 4, 2021, he faced champion Tatsuya Fukuda at the Shooto World Flyweight Championship and won by first-round triangle choke to win the title.
On November 6, 2021, he fought LFN flyweight champion Alfredo Muaiad at VTJ 2021 and won by first-round rear-naked choke.
On February 4, 2022, he signed a multi-fight contract with the UFC.
On April 30, 2022, he was scheduled to fight Carlos Candelario at , but the fight was cancelled after Candelario pulled out due to food poisoning just before the event.
The fight against Candelario was rescheduled for two weeks later on May 14, 2022, at . He won the fight by unanimous decision.
On October 15, 2022, he faced C.J. Vergara at , winning by armbar submission in the second round. Taira won the Performance of the Night bonus. The fight took place under the condition that Vergara pay 30% of the fight money to Taira because Vergara weighed 3 pounds over the flyweight limit at the previous day's weigh-in.
On February 4, 2023, Taira faced Jesús Santos Aguilar at , winning by first-round triangle armbar. In the process, he also won his second consecutive Performance of the Night bonus.
On May 21, 2023, at Professional Shooto 2023 Vol. 3, he vacated his Shooto Flyweight Championship, stating that he could not defend his Shooto title as he would be fighting in the UFC.
On June 24, 2023, he was scheduled to face off against Kleydson Rodrigues at , but the bout was canceled after Rodrigues weighed 3 pounds (1.3 kg) over the flyweight limit the day before the weigh-in.
Taira was rebooked for a week later at UFC 290 against UFC newcomer ÃÂdgar Cháirez in a 130-pound catchweight bout. He won the fight via unanimous decision.
Taira was scheduled to face David Dvoà Âák on October 14, 2023, at UFC Fight Night 230. However, the bout was cancelled for unknown reasons.
Taira faced Carlos Hernandez on December 9, 2023, at UFC Fight Night 233 He won the fight via knockout in round two.
Taira was scheduled to face Tim Elliott on May 18, 2024, at UFC Fight Night 241. However, due to Elliott's undisclosed injury, the bout was canceled. Taira was then scheduled to face Joshua Van on June 1, 2024 at UFC 302. The fight was then switched and Taira ended up headlining UFC on ESPN 58 against Alex Perez in the main event on June 15, 2024. Taira won the fight by technical knockout as a result of Perez's knee injury in the second round. This fight earned him another Performance of the Night award.
Taira faced former LFA Flyweight Champion and former UFC Flyweight Championship title contender Brandon Royval on October 12, 2024 in the main event at UFC Fight Night 244. He lost the fight by split decision. This fight earned him his first Fight of the Night award.
Taira was scheduled to face Amir Albazi in the main event on August 2, 2025, at UFC on ESPN 71. However, one week before the event, Albazi withdrew due to an injury and was replaced by Road to UFC Season 1 flyweight winner Park Hyun-sung. Taira won the fight via a face crank submission in the second round, being the first to defeat Park.
Taira faced former two-time UFC Flyweight Champion Brandon Moreno on December 6, 2025, at UFC 323. He won the fight by technical knockout in the second round.
Taira is scheduled to compete for the UFC Flyweight Championship against current champion Joshua Van on April 11, 2026 at UFC 327.
|- |Win |align=center|18âÂÂ1 |Brandon Moreno |TKO (punches) |UFC 323 | |align=center|2 |align=center|2:24 |Las Vegas, Nevada, United States | |- |Win |align=center|17âÂÂ1 |Park Hyun-sung |Submission (face crank) | | |align=center|2 |align=center|1:06 |Las Vegas, Nevada, United States | |- |Loss |align=center|16âÂÂ1 |Brandon Royval |Decision (split) | | |align=center|5 |align=center|5:00 |Las Vegas, Nevada, United States | |- |Win |align=center|16âÂÂ0 |Alex Perez |TKO (knee injury) | | |align=center|2 |align=center|2:59 |Las Vegas, Nevada, United States | |- |Win |align=center|15âÂÂ0 |Carlos Hernandez |TKO (punches) | | |align=center|2 |align=center|0:55 |Las Vegas, Nevada, United States | |- |Win |align=center|14âÂÂ0 |ÃÂdgar Cháirez |Decision (unanimous) |UFC 290 | |align=center|3 |align=center|5:00 |Las Vegas, Nevada, United States | |- |Win |align=center|13âÂÂ0 |Jesús Santos Aguilar |Submission (triangle armbar) | | |align=center|1 |align=center|4:20 |Las Vegas, Nevada, United States | |- |Win |align=center|12âÂÂ0 |C.J. Vergara |Submission (armbar) | | |align=center|2 |align=center|4:19 |Las Vegas, Nevada, United States | |- |Win |align=center|11âÂÂ0 |Carlos Candelario |Decision (unanimous) | | |align=center|3 |align=center|5:00 |Las Vegas, Nevada, United States | |- |Win |align=center|10âÂÂ0 |Alfredo Muaiad |Submission (rear-naked choke) |Vale Tudo Japan 2021 | |align=center|1 |align=center|4:12 |Tokyo, Japan | |- |Win |align=center|9âÂÂ0 |Ryuya Fukuda |Submission (triangle choke) |Shooto: 2021 Vol. 4 | |align=center|1 |align=center|4:31 |Osaka, Japan | |- |Win |align=center|8âÂÂ0 |Yoshiro Maeda |Technical Submission (rear-naked choke) |Shooto: 2021 Vol. 2 | |align=center|1 |align=center|1:01 |Tokyo, Japan | |- | Win |align=center|7âÂÂ0 |Kiyotaka Shimizu |Decision (unanimous) |Shooto: 2020 Vol. 7 | |align=center| 3 |align=center| 5:00 |Tokyo, Japan | |- | Win |align=center|6âÂÂ0 |Jared Almazan |TKO (punches) |Shooto: 2020 Vol. 1 | |align=center|2 |align=center|0:19 |Tokyo, Japan | |- | Win |align=center|5âÂÂ0 |Yamato Takagi |TKO (punches) |Shooto: The Shooto Okinawa Vol. 2 | |align=center| 2 |align=center| 4:40 |Okinawa, Japan | |- | Win |align=center|4âÂÂ0 |Takahiro Kohori |TKO (punches) |Shooto: Border Season 11 the 3rd | |align=center| 1 |align=center| 1:00 |Osaka, Japan | |- | Win |align=center|3âÂÂ0 |Yuto Sekiguchi |Decision (unanimous) |Shooto: Gig Tokyo 27 | |align=center| 2 |align=center| 5:00 |Tokyo, Japan | |- | Win |align=center|2âÂÂ0 |Ryo Oyakawa |Submission (guillotine choke) |Shooto: The Shooto Okinawa Vol. 1 | |align=center| 1 |align=center| 3:24 |Okinawa, Japan | |- | Win |align=center|1âÂÂ0 |Yo Otake |Submission (triangle choke) |Shooto: This Is Shooto Vol. 2 | |align=center| 1 |align=center| 2:46 |Tokyo, Japan |