# Moyuka Uchijima

Moyuka Uchijima (内島 萌夏, Uchijima Moyuka, born 11 August 2001) is a Japanese professional tennis player. She has a career-high WTA singles ranking of No. 52, achieved on 3 March 2025, and a doubles No. 101, reached on 12 June 2023. She has won thirteen titles in singles and eleven in doubles on the ITF Circuit. She is the current Japanese No. 1 player.

## Career
### 2023: Major debut

For her Grand Slam debut, Uchijima received a wildcard from the Australian Open but lost in the first round to Bernarda Pera.

### 2024: Major wins and top 60 in singles, first WTA doubles title

In May, Uchijima won three consecutive titles on the ITF Circuit, reaching a career-high of 80 in the world rankings and making her the Japanese No. 1 female singles player for the first time.
She qualified for the French Open, making her debut at this major and defeated fellow qualifier Irene Burillo Escorihuela in the first round. She lost in the second round to the No. 2 seed, Aryna Sabalenka, in straight sets, ending a run of 19 consecutive professional match wins for Uchijima.
She qualified for the Canadian Open and recorded her first WTA 1000 win, over Viktoriya Tomova, before losing to sixth seed Liudmila Samsonova. As a result, she reached a new career-high ranking of No. 59 on 12 August 2024.
Making her debut at the US Open, Uchijima defeated Tamara Korpatsch in the first round, before losing her next match to Jule Niemeier.
In September at the WTA 250 Thailand Open 2, Uchijima reached her first WTA Tour doubles final partnering with Eudice Chong but lost to top seeds Anna Danilina and Irina Khromacheva in the championship match.
Partnering Guo Hanyu, she won her maiden WTA Tour doubles title at the Jiangxi Open, defeating Katarzyna Piter and Fanny Stollár in the final.

### 2025: Australian Open second round

Ranked world No. 63, Uchijima defeated Magda Linette to reach the second round at the Australian Open, where she lost to 14th seed Mirra Andreeva in a match which went to a deciding set tiebreak.
In February, at the Dubai Tennis Championships, Uchijima qualified for the main draw and recorded her first win against a top-30 ranked opponent by defeating world No. 26 Jeļena Ostapenko, before losing in the second round to sixth seed Elena Rybakina.

## Performance timelines

Key :
| W | F | SF | QF | #R | RR | Q# | P# | DNQ | A | Z# | PO | G | S | B | NMS | NTI | P | NH |
Only main-draw results in WTA Tour, Grand Slam tournaments, Billie Jean King Cup, United Cup, Hopman Cup and Olympic Games are included in win–loss records.

### Singles

Current through the 2025 Australian Open.
| Tournament | 2022 | 2023 | 2024 | 2025 | SR | W–L | Win % |
| Grand Slam tournaments |||||||
| Australian Open | A | 1R | Q2 | 2R | 0 / 2 | 1–2 | 0% |
| French Open | Q3 | Q3 | 2R | | 0 / 1 | 1–1 | 50% |
| Wimbledon | Q1 | Q2 | 1R | | 0 / 1 | 0–1 | 0% |
| US Open | Q3 | Q3 | 2R | | 0 / 1 | 1–1 | 50% |
| Win–loss | 0–0 | 0–1 | 2–3 | 1–1 | 0 / 5 | 3–5 | 38% |
| National representation |||
| Summer Olympics | NH | NH | 1R | NH | 0 / 1 | 0–1 | 0% |
| Billie Jean King Cup | PO | PO | QF | | 0 / 1 | 6–4 | 60% |
| WTA 1000 |||||||
| Dubai / Qatar Open | A | A | A | | 0 / 0 | 0–0 | – |
| Indian Wells Open | A | A | A | | 0 / 0 | 0–0 | – |
| Miami Open | A | A | A | | 0 / 0 | 0–0 | – |
| Madrid Open | A | Q1 | A | | 0 / 0 | 0–0 | – |
| Italian Open | A | Q1 | A | | 0 / 0 | 0–0 | – |
| Canadian Open | A | A | 2R | | 0 / 1 | 1–1 | 50% |
| Cincinnati Open | A | A | Q1 | | 0 / 0 | 0–0 | – |
| Guadalajara Open | A | A | NMS | | 0 / 0 | 0–0 | – |
| China Open | NH | A | 2R | | 0 / 1 | 1–1 | 50% |
| Wuhan Open | NH | NH | 1R | | 0 / 1 | 0–1 | 0% |
| Win–loss | 0–0 | 0–0 | 2–3 | | 0 / 3 | 2–3 | 40% |
| Career statistics |||||||
| | 2022 | 2023 | 2024 | 2025 | SR | W–L | Win % |
| Tournaments | 3 | 6 | 16 | | Total: 28 | Total: 28 | Total: 28 |
| Titles | 0 | 0 | 0 | | Total: 0 | Total: 0 | Total: 0 |
| Finals | 0 | 0 | 0 | | Total: 0 | Total: 0 | Total: 0 |
| Overall win–loss | 6–5 | 4–7 | 5–16 | | 0 / 28 | 15–28 | 35% |
| Year-end ranking | 105 | 181 | 56 | | $1,324,654 | $1,324,654 | $1,324,654 |

### Doubles

Current through the end of the 2023 season.
| Tournament | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | SR | W–L |
| Grand Slam tournaments ||||||||||
| Australian Open | A | A | A | A | A | 2R | A | 0 / 1 | 1–1 |
| French Open | A | A | A | A | A | A | A | 0 / 0 | 0–0 |
| Wimbledon | A | A | NH | A | A | A | 1R | 0 / 1 | 0–1 |
| US Open | A | A | A | A | A | A | 1R | 0 / 1 | 0–1 |
| Win–loss | 0–0 | 0–0 | 0–0 | 0–0 | 0–0 | 1–1 | 0–2 | 0 / 3 | 1–3 |
| Career statistics ||||||||||
| Tournaments | 1 | 1 | 0 | 0 | 2 | 4 | Total: 8 | Total: 8 | Total: 8 |
| Overall win–loss | 0–1 | 0–1 | 0–0 | 0–0 | 2–2 | 2–4 | | 0 / 8 | 4–8 |
| Year-end ranking | 850 | 262 | 240 | 312 | 124 | 145 | | | |

## WTA Challenger finals
### Doubles: 1 (runner-up)

| Result | W–L | Date | Tournament | Surface | Partner | Opponents | Score |
| Loss | 0–1 | Aug 2022 | Concord Open, United States | Hard | Peangtarn Plipuech | Varvara Flink CoCo Vandeweghe | 3–6, 6–7$^{(3)}$ |

## WTA Tour finals
### Doubles: 1 (1 title)

* Legend
* Grand Slam (0–0)
* WTA 1000 (0–0)
* WTA 500 (0–0)
* WTA 250 (1–0)
* Finals by surface
* Hard (1–0)
* Clay (0–0)
* Grass (0–0)
* Finals by setting
* Outdoor (1–0)
* Indoor (0–0)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Loss | 0–1 | Sep 2024 | Hua Hin Championships, Thailand | WTA 250 | Hard | Eudice Chong | Anna DanilinaIrina Khromacheva | 6–4, 7–5 |
| Win | 1–1 | Nov 2024 | Jiangxi Open, China | WTA 250 | Hard | Guo Hanyu | Katarzyna Piter Fanny Stollár | 7–6$^{(7–5)}$, 7–5 |

## ITF Circuit finals
### Singles: 17 (13 titles, 4 runner–ups)

* Legend
* W100 tournaments (3–0)
* W80 tournaments (0–1)
* W60/75 tournaments (3–2)
* W40/50 tournaments (2–0)
* W25 tournaments (2–1)
* W15 tournaments (3–0)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Loss | 0–1 | May 2018 | Kangaroo Cup Gifu, Japan | W80 | Hard | Kurumi Nara | 2–6, 6–7$^{(4)}$ |
| Win | 1–1 | Oct 2019 | ITF Hua Hin, Thailand | W15 | Hard | Mananchaya Sawangkaew | 6–2, 6–4 |
| Win | 2–1 | Aug 2021 | ITF Monastir, Tunisia | W15 | Hard | Jenna DeFalco | 7–5, 6–2 |
| Win | 3–1 | Sep 2021 | ITF Monastir, Tunisia | W15 | Hard | Ingrid Martins | 6–1, 6–4 |
| Win | 4–1 | Dec 2021 | Pune Tennis Championships, India | W25 | Hard | Diāna Marcinkēviča | 6–2, 7-5 |
| Win | 5–1 | Feb 2022 | Porto Indoor, Portugal | W25 | Hard (i) | Léolia Jeanjean | 6–3, 6–1 |
| Win | 6–1 | Mar 2022 | Clay Court International, Australia | W60 | Clay | Olivia Gadecki | 6–2, 6–2 |
| Loss | 6–2 | Jul 2022 | ITF Nur-Sultan, Kazakhstan | W25 | Hard | Mariia Tkacheva | 6–7$^{(2)}$, 2–6 |
| Win | 7–2 | Jul 2022 | President's Cup, Kazakhstan | W60 | Hard | Natalija Stevanović | 6–3, 7–6$^{(2)}$ |
| Loss | 7–3 | Nov 2022 | Tokyo Open, Japan | W60 | Hard (i) | Wang Xinyu | 6–1, 4–6, 6–3 |
| Loss | 7–4 | Mar 2023 | Nur-Sultan Challenger, Kazakhstan | W60 | Hard (i) | Jang Su-jeong | 1–6, 4–6 |
| Win | 8–4 | Dec 2023 | ITF Navi Mumbai, India | W40 | Hard | Ekaterina Makarova | 6–4, 6–1 |
| Win | 9–4 | Jan 2024 | Pune Tennis Championships, India | W50 | Hard | Tina Nadine Smith | 6–4, 6–0 |
| Win | 10–4 | Apr 2024 | Zaragoza Open, Spain | W100 | Clay | Jéssica Bouzas Maneiro | 6–1, 6–2 |
| Win | 11–4 | Apr 2024 | Kangaroo Cup, Japan | W100 | Hard | Arina Rodionova | 6–3, 6–3 |
| Win | 12–4 | May 2024 | Empire Slovak Open, Slovakia | W75 | Clay | Mona Barthel | 7–6$^{(3)}$, 6–3 |
| Win | 13–4 | May 2024 | Open Villa de Madrid, Spain | W100 | Clay | Leyre Romero Gormaz | 5–7, 6–4, 7–5 |

### Doubles: 16 (11 titles, 5 runner–ups)

* Legend
* W100 tournaments (1–0)
* W60 tournaments (6–3)
* W50 tournaments (1–0)
* W25 tournaments (2–2)
* W15 tournaments (1–0)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Win | 1–0 | Feb 2019 | All Japan Indoor Championships | W60 | Hard (i) | Eri Hozumi | Chen Pei-hsuan Wu Fang-hsien | 6–4, 6–3 |
| Loss | 1–1 | May 2019 | Kurume Cup, Japan | W60 | Carpet | Erina Hayashi | Hiroko Kuwata Ena Shibahara | 6–0, 4–6, [5–10] |
| Win | 2–1 | Jun 2019 | Internacional de Barcelona, Spain | W60 | Clay | Kyoka Okamura | Marina Bassols Ribera Yvonne Cavallé Reimers | 7–6$^{(7)}$, 6–4 |
| Loss | 2–2 | Jun 2019 | ITF Figueira da Foz, Portugal | W25 | Hard | Laura Pigossi | Francisca Jorge Olga Parres Azcoitia | 4–6, 6–4, [9–11] |
| Loss | 2–3 | Jan 2020 | ITF Hong Kong, China SAR | W25 | Hard | Zhang Ying | Eudice Chong Wu Fang-hsien | 6–7$^{(2)}$, 1–6 |
| Win | 3–3 | Feb 2020 | All Japan Indoor Championships (2) | W60 | Hard (i) | Erina Hayashi | Hsieh Yu-chieh Minori Yonehara | 7–5, 5–7, [10–6] |
| Win | 4–3 | Sep 2021 | ITF Monastir, Tunisia | W15 | Hard | Ma Yexin | Ingrid Martins Jazmín Ortenzi | 6–2, 2–6, [10–6] |
| Win | 5–3 | Nov 2021 | ITF Ortisei, Italy | W25 | Hard (i) | Eudice Chong | Susan Bandecchi Ylena In-Albon | 6–2, 1–6, [10–5] |
| Win | 6–3 | Dec 2021 | ITF Selva Gardena, Italy | W25 | Hard (i) | Eudice Chong | Alicia Barnett Olivia Nicholls | 6–2, 6-1 |
| Loss | 6–4 | Mar 2022 | Clay Court International, Australia | W60 | Clay | Yuki Naito | Han Na-lae Jang Su-jeong | 6–3, 2–6, [5–10] |
| Loss | 6–5 | Jul 2022 | President's Cup, Kazakhstan | W60 | Hard | Momoko Kobori | Mariia Tkacheva Anastasia Zolotareva | 6–4, 1–6, [4–10] |
| Win | 7–5 | Mar 2023 | ITF Jakarta, Indonesia | W60 | Hard | Ma Yexin | Luksika Kumkhum Peangtarn Plipuech | 6–0, 6–2 |
| Win | 8–5 | Jun 2023 | Internazionali di Brescia, Italy | W60 | Clay | Mai Hontama | Alena Fomina-Klotz Olivia Tjandramulia | 6–1, 6–0 |
| Win | 9–5 | Jun 2023 | Internazionali di Caserta, Italy | W60 | Clay | Anastasia Tikhonova | Despina Papamichail Camilla Rosatello | 6–4, 6–2 |
| Win | 10–5 | Oct 2023 | Shenzhen Longhua Open, China | W100 | Hard | Kristina Mladenovic | Tímea Babos Kateryna Volodko | 6–2, 7–5 |
| Win | 11–5 | Mar 2024 | Trnava Indoor, Slovakia | W50 | Hard (i) | Lulu Sun | Weronika Falkowska Fanny Stollár | 6–4, 7–6$^{(3)}$ |

## Personal life

She has a Malaysian mother and a Japanese father.