| ITF - Montemor-O-Novo W25 | 06/09 16:30 | 25 | [432] Francisca Jorge v Chihiro Muramatsu [244] | 6-3,6-4 | |
| ITF - Otocec W25 | 06/02 09:40 | 25 | [244] Chihiro Muramatsu v Allie Kiick [181] | 3-6,4-6 | |
| ITF - Platja D’Aro W25 | 05/18 14:10 | 25 | [267] Amandine Hesse v Chihiro Muramatsu [245] | 6-1,6-4 | |
| ITF - La Bisbal W60 | 05/11 08:00 | 25 | [158] Kateryna Kozlova v Chihiro Muramatsu [243] | 6-4,7-5 | |
| ITF - La Bisbal W60 | 05/09 11:00 | 54 | Chihiro Muramatsu v Claudia H Ferrer | Cancelled | |
| ITF - Oeiras W25 | 04/21 12:30 | 28 | [302] Lea Boskovic v Chihiro Muramatsu [227] | 6-2,6-2 | |
| Puchar Billie Jean King | 04/17 10:30 | 7 | Marta Kostyuk v Chihiro Muramatsu | Cancelled | |
| Puchar Billie Jean King | 04/16 08:00 | 7 | [5] Elina Svitolina v Chihiro Muramatsu [223] | 6-3,6-2 | |
| ITF - Bellinzona W60 | 04/07 15:35 | 25 | [207] Jana Fett v Chihiro Muramatsu [225] | 6-2,6-3 | |
| ITF - Bellinzona W60 | 04/06 11:15 | 24 | [402] Camilla Rosatello v Chihiro Muramatsu [225] | 6-7,6-2,2-6 | |
| ITF - Fujairah W25 | 01/19 06:30 | 25 | [211] Chihiro Muramatsu v Na-Lae Han [204] | 2-6,3-6 | |
| Australian Open - Kobiety | 01/12 06:00 | 15 | [211] Chihiro Muramatsu v Anna Karolina Schmiedlova [135] | 4-6,3-6 | |
| Australian Open - Kobiety | 01/10 10:10 | 60 | [211] Chihiro Muramatsu v Nuria Parrizas-Diaz [226] | 6-2,7-6 | |
| ITF - Orlando W25 | 11/12 17:00 | 25 | [253] Tessah Andrianjafitrimo v Chihiro Muramatsu [210] | 6-2,6-1 | |
| ITF - Charleston W100 | 11/02 16:55 | 54 | [282] Paula Ormaechea v Chihiro Muramatsu [210] | 6-2,2-6,10-8 | |
| ITF - Tyler W80 | 10/26 15:00 | 54 | [496] Peyton Stearns v Chihiro Muramatsu [210] | 6-3,3-6,10-6 | |
| ITF - Porto W25 | 10/01 10:30 | 26 | [208] Chihiro Muramatsu v Francisca Jorge [390] | 4-6,3-6 | |
| ITF - Porto W25 | 09/29 12:00 | 25 | [208] Chihiro Muramatsu v Ekaterine Gorgodze [214] | 6-4,3-6,6-4 | |
| French Open - Kobiety | 09/22 14:40 | 14 | [208] Chihiro Muramatsu v Monica Niculescu [141] | 2-6,5-7 | |
| ITF - Cagnes-Sur-Mer W80 | 09/13 08:00 | 54 | [212] Chihiro Muramatsu v Eden Silva [485] | 6-3,4-6,5-10 | |
| ITF - Praga W25 | 09/10 12:25 | 26 | [116] Barbora Krejcikova v Chihiro Muramatsu [212] | 6-1,6-2 | |
| ITF - Praga W25 | 09/09 11:50 | 25 | [366] Anastasia Detiuc v Chihiro Muramatsu [212] | 2-6,7-6,4-6 | |
| WTA Praga | 09/02 08:00 | 25 | Sabine Lisicki v Chihiro Muramatsu | 6-4,6-4 | |
| WTA Praga | 08/31 08:00 | 25 | [243] Harmony Tan v Chihiro Muramatsu [212] | Retired | |
| WTA Praga | 08/29 09:45 | 24 | [209] Chihiro Muramatsu v Jana Cepelova [167] | 7-6,1-6,6-2 | |
| WTA Hua Hin | 02/11 08:00 | 25 | [140] Barbara Haas v Chihiro Muramatsu [214] | 3-6,7-5,6-3 | |
| WTA Hua Hin | 02/09 08:25 | 64 | [214] Chihiro Muramatsu v Lucrezia Stefanini [399] | 5-7,7-5,6-3 | |
| WTA Hua Hin | 02/08 09:40 | 45 | Chihiro Muramatsu v Mananchaya Sawangkaew | 3-6,6-0,6-3 | |
| ITF - Nonthaburi W25 | 02/05 06:55 | 25 | [214] Chihiro Muramatsu v Irina Fetecau [347] | 6-7,1-6 | |
| ITF - Burnie W60 | 01/31 00:00 | 27 | [459] Ivana Popovic v Chihiro Muramatsu [227] | 7-6,4-6,6-4 |
Chihiro Muramatsu (村松千裕, Muramatsu Chihiro, born 22 May 1998) is a Japanese tennis player.
On 24 February 2020, Muramatsu achieved a career-high singles ranking of world No. 205. On 2 April 2018, she peaked at No. 303 in the WTA doubles rankings. Muramatsu has won one singles title and three doubles titles on the ITF Circuit.
She made her WTA Tour main-draw debut at the 2018 Japan Open, after receiving a wildcard for the women's doubles tournament, partnering Hiroko Kuwata.
At the 2019 Kunming Open, as a part of the ITF Circuit, Muramatsu made one of her biggest victory defeating top 100 Zhu Lin in the second round.