Ririna Hiramoto

In 2023, Hiramoto won her first junior international title in girls' doubles at the Dutch Junior International with partner Riko Kiyose.^[4] The pair subsequently earned a bronze medal at the World Junior Championships.^[5] Later that year, Hiramoto partnered with Aya Tamaki to finish as a runner-up at the Thailand Junior International.^[6]

Continuing their partnership in 2024, Hiramoto and Tamaki won the gold medal in girls' doubles at the World Junior Championships.^[7] They also secured a bronze medal at the Asian Junior Championships.^[8] Hiramoto was part of the team that won the 2023 Asian Junior Championships, marking Japan's first victory in the mixed team event since 2012.^[9] She also contributed to Japan's bronze medal win at the 2024 World Junior Championships.^[10]

Hiramoto turned professional in 2025, joining Gifu Bluvic, a team based in her home prefecture. Forming a new partnership with Kokona Ishikawa, Hiramoto won her first senior international title at the Northern Marianas Open.^[11] The pair subsequently captured their first BWF World Tour title at the Kaohsiung Masters, a Super 100 event.^[12] They also finished as runners-up at the Super 100 Indonesia Masters I and reached the semifinals of the Indonesia Masters II.^[13][14] The pair concluded the 2025 season with a semifinal appearance at the Super 500 Australian Open.^[15]

Hiramoto and Ishikawa opened the season with a Super 1000 debut at the Malaysia Open. The pair advanced to the quarter-finals, where they were defeated by the eventual champions, Liu Shengshu and Tan Ning.^[16] Following this tournament, Hiramoto achieved a career-high world ranking of 27 on 13 January.

Girls' doubles

Year	Venue	Partner	Opponent	Score	Result	Ref
2023	The Podium, Spokane, Washington, United States	Riko Kiyose	Maya Taguchi Aya Tamaki	21–13, 7–21, 19–21	Bronze	[5]
2024	Nanchang International Sports Center, Nanchang, China	Aya Tamaki	Low Zi Yu Dania Sofea	21–17, 21–17	Gold	[7]

Girls' doubles

Year	Venue	Partner	Opponent	Score	Result	Ref
2024	Among Rogo Sports Hall, Yogyakarta, Indonesia	Aya Tamaki	Kim Min-ji Yeon Seo-yeon	21–15, 17–21, 18–21	Bronze	[8]

The BWF World Tour, which was announced on 19 March 2017 and implemented in 2018,^[17] is a series of elite badminton tournaments sanctioned by the Badminton World Federation (BWF). The BWF World Tour is divided into levels of World Tour Finals, Super 1000, Super 750, Super 500, Super 300, and the BWF Tour Super 100.^[18]

Women's doubles

Year	Tournament	Level	Partner	Opponent	Score	Result	Ref
2025	Indonesia Masters	Super 100	Kokona Ishikawa	Lin Xiao-min Wang Yu-qiao	17–21, 9–21	Runner-up	[13]
2025	Kaohsiung Masters	Super 100	Kokona Ishikawa	Hinata Suzuki Nao Yamakita	21–16, 21–17	Winner	[12]

Women's doubles

Year	Tournament	Partner	Opponent	Score	Result	Ref
2025	Northern Marianas Open	Kokona Ishikawa	Hinata Suzuki Nao Yamakita	21–17, 21–15	Winner	[11][19]

  BWF International Challenge tournament

Girls' doubles

Year	Tournament	Partner	Opponent	Score	Result	Ref
2023	Dutch Junior International	Riko Kiyose	Park Seul Yeon Seo-yeon	21–10, 13–21, 23–21	Winner	[4][20]
2023	Thailand Junior International	Aya Tamaki	Naphachanok Utsanon Sabrina Wedler	24–22, 19–21, 19–21	Runner-up	[6]

  BWF Junior International Grand Prix tournament

  BWF Junior International Series tournament

Key

Junior level

Girls' doubles