Chiharu Shida

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. 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.

2021: Two title in the Indonesia badminton festival 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.

2022–2023: All England Open title, and world #2 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 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.

2024–2025: Olympic bronze, second All England title 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. but lost the title to Baek and Lee.

In 2025, Shida clinched her second All England Open title with Matsuyama after beating Japanese new pairing Yuki Fukushima and Mayu Matsumoto. They later won the silver medal at the Asian Championships.

On 8 July 2025, during a press conference at Saishunkan Pharmaceutical Co. Ltd Head Office in Kumamoto Prefecture, Shida and Matsuyama announced a split after a decade-long partnership ending with the 2025 BWF World Championships in Paris, France.

In September, after ending the partnership with Nami Matsuyama, Shida formed a new partnership with two-time mixed doubles Olympic bronze medallist Arisa Igarashi. The pair debuted at the Li-Ning Hong Kong Open 2025 under the Women Doubles category, beating Hong Kong's Au-Yueng Wing Chi & Ip Sum Yau in Round of 32 and Indonesia's Apriyani Rahayu & Siti Fadia Silva Ramadhanti in Round of 16 before falling to their fellow compadres, Japan's Rin Iwanaga & Kie Nakanishi in the quarterfinals.

2026: Leaving Saishunkan, new equipment sponsor, split from Arisa Igarashi, withdrawal from Japan National Badminton Team Shida continued her women's doubles partnership with Igarashi into the 2026 season. The duo began the year with a first-round exit at the Malaysia Open against South Korea's Lee Yeon-woo and Jeong Na-eun. At the India Open, they advanced to the second round before being eliminated by the top-seeded Chinese pair, Liu Shengshu and Tan Ning.

On 31 March 2026, Shida left the Kumamoto Saishunkan badminton team to seek a new training environment to support her future career goals, ending a ten-year association.

During the spring leg 2026, Shida and Igarashi experienced early-round exits at the All England Open 2026 and the Badminton Asia Championships. Off the court, however, Shida reached a major milestone. On 1 April 2026, Li-Ning officially announced on their social media channels that Shida had joined their roster of sponsored players. In close collaboration with Shida, Li-Ning subsequently released a player-edition racket under their signature BladeX series: the Li-Ning BladeX 880. Sporting a pearl-white finish, the racket features Shida's signature on the handle cone and delicate plum blossom motifs along the shaft.

Returning to action, the pair followed a Round of 16 finish at the Perodua Malaysia Masters 2026, the pair produced their best World Tour result of the year at the KFF Singapore Badminton Open 2026. Shida and Igarashi secured convincing straight-game victories over Hsieh Pei-shan / Hung En-tzu, Ririna Hiramoto / Kokona Ishikawa, and Benyapa Aimsaard / Nuntakarn Aimsaard to reach the semi-finals, ultimately claiming a 3rd place behind eventual champions Jia Yifan and Zhang Shuxian.

Following an early exit at the Indonesia Open in June, Shida's declining physical condition forced the pair to withdraw from both 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.

Awards and nominations

Achievements Olympic Games Women's doubles

Asian Championships Women's doubles Year Venue Partner Opponent Score Result Ref

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 Nami Matsuyama Ayako Sakuramoto Yukiko Takahata 21–16, 22–24, 13–21 Runner-up 2016 Spanish International Yuki Fukushima Sayaka Hirota Nao Ono 14–21, 21–13, 19–21 Runner-up 2017 Smiling Fish International Nami Matsuyama Chisato Hoshi Naru Shinoya 21–19, 21–14 Winner

Mixed doubles Year Tournament Partner Opponent Score Result Ref 2018 Osaka International Yunosuke Kubota Kim Won-ho Lee Yu-rim 17–21, 12–21 Runner-up BWF International Challenge tournament