Natsuki Nidaira
Natsuki Nidaira is a Japanese badminton player. In the national event, she play for the Tonami Transportation.
Career
Nidaira came from the Mito, Ibaraki, and started playing badminton at aged five. Since the elementary school she has won several national championships, and in 2009, she joined the Japanese junior team. In 2013, she competed at the U-17 Asian Junior Championships, and won the girls' singles gold. After graduating from high school, she joined the Tonami Transportation team. Nidaira was part of the Japanese U-19 team, that won the mixed team bronze medal at the 2014, 2016 World Junior Championships, and in the girls' singles event in 2015. She also won the mixed team bronze at the 2015 and 2016 Asian Junior Championships.Nidaira made a debut in the senior event in 2015, and at the 2016 Korea Masters, a Grand Prix Gold tournament, she finished in the semifinals round, lose to host player Lee Jang-mi in the straight games. In 2017, she was the runner-up at the Smiling Fish International tournament in Thailand, and won her first senior international title at the Yonex / K&D Graphics International in the United States.
Achievements
BWF World Junior Championships
Girls' singles| Year | Venue | Opponent | Score | Result |
| 2015 | Centro de Alto Rendimiento de la Videna, Lima Peru |  Lee Ying Ying | 15–21, 21–16, 14–21 | Bronze |
BWF World Tour (1 runner-up)
The BWF World Tour, announced on 19 March 2017 and implemented in 2018, is a series of elite badminton tournaments, sanctioned by Badminton World Federation. The BWF World Tour are divided into six levels, namely World Tour Finals, Super 1000, Super 750, Super 500, Super 300, and the BWF Tour Super 100.Women's singles
| Year | Tournament | Level | Opponent | Score | Result |
| 2018 | Swiss Open | Super 300 |  Sayaka Takahashi | 12–18, 18–21 | Runner-up |
BWF International Challenge/Series (5 titles, 1 runner-up)
Women's singles| Year | Tournament | Opponent | Score | Result |
| 2020 | Swedish Open | Natsuki Oie | 21–19, 21–8 | Winner |
| 2020 | Estonian International | Natsuki Oie | 21–12, 21–5 | Winner |
| 2019 | South Australia International | Yukino Nakai | 20–22, 21–12, 21–10 | Winner |
| 2019 | Silicon Valley International | Mayu Sogo | 21–13, 21–12 | Winner |
| 2017 | Yonex / K&D Graphics International |  Olivia Lei | 21–12, 21–13 | Winner |
| 2017 | Smiling Fish International |  Hui Xirui | 10–21, 21–15, 19–21 | Runner-up |