Ryuya Yamanaka is a Japanese professional boxer who held the WBO mini-flyweight title from 2017 to 2018.
13 Facts About Ryuya Yamanaka
1.
2.
Ryuya Yamanaka made his professional debut against Kazuki Koyanagi on 22 June 2012.
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Ryuya Yamanaka bounced back from his second professional loss with five consecutive wins, most notably beating Ronelle Ferreras by unanimous decision.
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Ryuya Yamanaka vacated the OPBF title on 1 February 2017, after just four months as champion.
5.
Masato Yamashita, chairman of Shinsei Gym where Ryuya Yamanaka trained at that point, stated: "I want Ryuya Yamanaka to fight for a world title next".
6.
Ryuya Yamanaka made his first title defense against the one-time WBO interim mini flyweight title challenger Moises Calleros on 18 March 2018, at the Portopia Hotel on Kobe, Japan.
7.
Calleros' previous title fight was against Tatsuya Fukuhara, who Ryuya Yamanaka beat to win the WBO title.
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Ryuya Yamanaka won the fight by an eight-round stoppage, as Calleros' corner chose to retire their fighter at the end of the round.
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Ryuya Yamanaka announced his retirement from boxing at age 23 after being diagnosed with bleeding on the brain following his decision loss to Vic Saludar.
10.
Ten days later, Ryuya Yamanaka announced he would return to professional competition.
11.
Ryuya Yamanaka was booked to face Daisuke Sudo on 6 March 2022, in a light flyweight bout.
12.
Ryuya Yamanaka made his first title defense against Jayson Vayson on December 17,2023.
13.
Ryuya Yamanaka lost the fight by a second-round technical knockout.