Chiharu Shida (志田 千陽, Shida Chiharu; born 29 April 1997) is a Japanese badminton player previously affiliated with the Saishunkan Pharmaceutical Co Ltd corporate badminton team. She is the Women's Doubles bronze medalist at the 2024 Summer Olympics. Shida was part of the Japan winning team in the 2020 Asia Team Championships. She reached a career high as world number 2 in the BWF World rankings on 8 November 2022 with Nami Matsuyama. In September 2025, Shida began a new partnership with Arisa Igarashi then the pair split up and withdrew from the Japan National Badminton Team on 31 July 2026 following official announcements by their managing companies, AMD Sports Japan and BIPROGY, and the Badminton Association of Japan.
Shida is the bronze medalist at the Asian and World Junior Championships in 2014 and 2015. Shida won her first international title at the 2016 Vietnam International, and claimed her first BWF World Tour at the 2018 Chinese Taipei Open.
Shida started the 2018 season as a semi-finalists in the Swiss Open in the women's doubles with Matsuyama. She then reached the mixed doubles final with Yunosuke Kubota in the Osaka International, losing to Kim Won-ho and Lee Yu-rim. She for the first time reached the final in the BWF World Tour, the Singapore Open, but she and her partner Matsuyama were defeated by their teammate Ayako Sakuramoto and Yukiko Takahata. Shida and Matsuyama also suffered defeat to Sakuramoto and Takahata in the final of the Akita and Bangka Belitung Indonesia Masters, while in the Vietnam Open they lose to Misato Aratama and Akane Watanabe. Shida and Matsuyama claimed their first ever World Tour title in the Chinese Taipei Open by beating Ayane Kurihara and Naru Shinoya. They ended the season ranked as world number 13.
In 2019 Shida and her partner, winning two title in the U.S. Open and Korea Masters, as well being a finalists in the Spain Masters and Swiss Open. In 2020, Shida joined Japan squad for the Asia Women's Team Championships, and won the gold medal after Japan beat South Korea in the final. Shida and Matsuyama best result in the World Tour were the semi-finalists in the Malaysia Masters.
Due to the COVID-19 pandemic, numerous tournaments on the BWF World Tour were either cancelled or rescheduled since 2020. Shida was included in the Japanese squad for the Sudirman and Uber Cup held in Denmark, where the team won the silver medals in both competition. The pair of Shida and Matsuyama proved their prowess by winning two tournaments at the Indonesia badminton festival, the Indonesia Masters and Indonesia Open, and becoming runners-up at the BWF World Tour Finals held in Bali at the end of 2021. Shida made her debut in the World Championships in Spain together with Matsuyama, reaching the quarter-finals. For their achievements, they entered top 10 in the BWF world ranking.
Started the 2022 season as world number 7, Shida and Matsuyama won the All England Open title beating Zhang Shuxian and Zheng Yu in the final. They competed in the Asian Championships, but were eliminated in the quarter-finals to Chen Qingchen and Jia Yifan. The pair won their second title of the year in the Thailand Open by defeating Mayu Matsumoto and Wakana Nagahara in the final. Their good performance continue in the Indonesia Open triumph over Yuki Fukushima and Sayaka Hirota. They also made a history as the first ever women's doubles to win three consecutive BWF World Tour Super 1000 event. The duo also reached the finals in the Malaysia Masters, but have not been able to beat the world number 1 women's doubles pairing Chen and Jia. The duo qualified to compete in the World Championships, but their pace were stopped in the quarter-finals to Kim So-yeong and Kong Hee-yong. Shida and Matsuyama reached their career high as world number 2 in the BWF world ranking in November 2022.
In the beginning of the 2023 season, Shida and Matsuyama took an easy win over Chen and Jia to claimed the India Open title, due to ill-health suffered by Chen. Shida and Matsuyama then suffered five consecutive defeats from the new South Korean pairing Baek Ha-na and Lee So-hee; in the finals of the German Open, quarter-finals of the Malaysia Masters and Singapore Open, second round of the All England Open, and also in the first round of the Asian Championships. They then topped the podium at the Canada Open after won the final against Matsumoto and Nagahara. Chen and Jia are still too tough for Shida and Matsuyama. They have lost all of five meetings in the second half of the season; in the quarter-finals of the Japan Open, World Championships, and Asian Games; semi-finals of the China Open; and then in the final of the Denmark Open. The duo then won their third title of the year in the China Masters. Shida and Matsuyama qualified to compete in the year-end finals tournament, the BWF World Tour Finals, reaching to the semi-finals, where they were defeated by Baek and Lee.
Shida and her partner Matsuyama reached the finals in the French and Singapore Opens, but were defeated by Chen and Jia. They lost to Baek and Lee at the finals of All England Open in a close rubber game. Shida and Matsuyama qualified to compete in the 2024 Summer Olympics. In their debut at the Olympics, the duo managed to win a bronze medal. In the end of the season they were nominated as women's doubles player of the year by the Badminton World Federation. The duo also reached the World Tour Finals after beating their arch-rivals Chen and Jia in the semi-finals, but lost the title to Baek and Lee.
In 2025, Shida and Matsuyama clinched their second All England Open title and won the silver medal at the Asian Championships. In July 2025, Shida and Matsuyama announced they would part ways after a decade-long partnership, concluding their run together at the 2025 World Championships in Paris. Following the split, Shida formed a new partnership with Arisa Igarashi in September 2025. The new pair debuted at the Hong Kong Open, advancing to the quarter-finals.
Shida continued her women's doubles partnership with Igarashi into the 2026 season, experiencing early exits at the Malaysia Open, India Open, All England Open, and the Asian Championships. On 31 March 2026, Shida left the Kumamoto Saishunkan badminton team after a ten-year association to seek a new training environment. Off the court, she secured a new equipment sponsorship with Li-Ning, which released a player-edition signature racket in her name.
Returning to competition, Shida and Igarashi reached the semi-finals of the Singapore Open, their best World Tour result of the year. Following an early exit at the Indonesia Open in June, Shida's declining physical condition forced the pair to withdraw from the Japan Open and China Open.
On 31 July 2026, Shida and Igarashi announced the dissolution of their partnership, citing differences in their future directions and perspectives on the sport. That same day, Shida announced her withdrawal from the Japanese national team. Following her departure from Saishunkan in March and her split with Igarashi in July, Shida became an independent player based in Tokyo. With neither a regular training venue nor a partner, she accepted an invitation to train with Gifu Bluvic badminton club. After spending nearly two weeks training there, Shida chose Ririna Hiramoto, a fellow Aomori Yamada graduate and the 2024 World Junior champion, as her new partner. The pair made their international debut at the French Open in October. They advanced to the quarterfinals, defeating Sayaka Hirota and Ayako Sakuramoto in the second round before losing to Rin Iwanaga and Kie Nakanishi.
| Award | Year | Category | Result | Ref. |
|---|---|---|---|---|
| BWF Awards | 2024 | Women’s Doubles Player of the Year with Nami Matsuyama | Nominated |
Women's doubles
| Year | Venue | Partner | Opponent | Score | Result | Ref |
|---|---|---|---|---|---|---|
| 2024 | Porte de La Chapelle Arena, Paris, France | 21–11, 21–11 |
Women's doubles
| Year | Venue | Partner | Opponent | Score | Result | Ref |
|---|---|---|---|---|---|---|
| 2025 | Adidas Arena, Paris, France | 21–14, 13–21, 12–21 |
Women's doubles
| Year | Venue | Partner | Opponent | Score | Result | Ref |
|---|---|---|---|---|---|---|
| 2025 | Ningbo Olympic Sports Center Gymnasium, Ningbo, China | 15–21, 19–21 |
Girls' doubles
| Year | Venue | Partner | Opponent | Score | Result | Ref |
|---|---|---|---|---|---|---|
| 2015 | Centro de Alto Rendimiento de La Videna, Lima, Peru | 17–21, 21–14, 12–21 |
Mixed doubles
| Year | Venue | Partner | Opponent | Score | Result | Ref |
|---|---|---|---|---|---|---|
| 2015 | Centro de Alto Rendimiento de La Videna, Lima, Peru | 8–21, 12–21 |
Girls' doubles
| Year | Venue | Partner | Opponent | Score | Result | Ref |
|---|---|---|---|---|---|---|
| 2015 | CPB Badminton Training Center, Bangkok, Thailand | 11–21, 16–21 |
The BWF World Tour, which was announced on 19 March 2017 and implemented in 2018, 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.
Women's doubles
| Year | Tournament | Level | Partner | Opponent | Score | Result | Ref |
|---|---|---|---|---|---|---|---|
| 2018 | Singapore Open | Super 500 | 21–16, 22–24, 13–21 | ||||
| 2018 | Akita Masters | Super 100 | 21–23, 11–21 | ||||
| 2018 | Vietnam Open | Super 100 | 18–21, 19–21 | ||||
| 2018 | Indonesia Masters | Super 100 | 21–11, 19–21, 20–22 | ||||
| 2018 | Chinese Taipei Open | Super 300 | 21–10, 21–17 | ||||
| 2019 | Spain Masters | Super 300 | 21–23, 21–15, 17–21 | ||||
| 2019 | Swiss Open | Super 300 | 16–21, 13–21 | ||||
| 2019 | U.S. Open | Super 300 | 21–16, 21–16 | ||||
| 2019 | Korea Masters | Super 300 | 15–21, 21–17, 21–18 | ||||
| 2021 | Indonesia Masters | Super 750 | 21–9, 21–11 | ||||
| 2021 | Indonesia Open | Super 1000 | 21–19, 21–19 | ||||
| 2021 | BWF World Tour Finals | World Tour Finals | 14–21, 14–21 | ||||
| 2022 | All England Open | Super 1000 | 21–13, 21–9 | ||||
| 2022 | Thailand Open | Super 500 | 17–21, 21–15, 26–24 | ||||
| 2022 | Indonesia Open | Super 1000 | 18–21, 21–14, 21–17 | ||||
| 2022 | Malaysia Masters | Super 500 | 11–21, 12–21 | ||||
| 2023 | India Open | Super 750 | Walkover | ||||
| 2023 | German Open | Super 300 | 19–21, 15–21 | ||||
| 2023 | Canada Open | Super 500 | 22–20, 21–16 | ||||
| 2023 | Denmark Open | Super 750 | 16–21, 13–21 | ||||
| 2023 | China Masters | Super 750 | 21–18, 21–11 | ||||
| 2024 | French Open | Super 750 | 12–21, 21–19, 22–24 | ||||
| 2024 | All England Open | Super 1000 | 19–21, 21–11, 17–21 | ||||
| 2024 | Singapore Open | Super 750 | 15–21, 12–21 | ||||
| 2024 | BWF World Tour Finals | World Tour Finals | 19–21, 14–21 | ||||
| 2025 | All England Open | Super 1000 | 21–16, 14–21, 21–17 |
Women's doubles
| Year | Tournament | Partner | Opponent | Score | Result | Ref |
|---|---|---|---|---|---|---|
| 2016 | Vietnam International | 28–26, 21–15 | ||||
| 2016 | Spanish International | 14–21, 21–13, 19–21 | ||||
| 2017 | Smiling Fish International | 21–19, 21–14 |
Mixed doubles
| Year | Tournament | Partner | Opponent | Score | Result | Ref |
|---|---|---|---|---|---|---|
| 2018 | Osaka International | 17–21, 12–21 |
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