| ITF - W25 Montemor-O-Novo | 06/09 16:30 | 25 | [432] Francisca Jorge v Chihiro Muramatsu [244] | 6-3,6-4 | |
| ITF - W25 Otocec | 06/02 09:40 | 25 | [244] Chihiro Muramatsu v Allie Kiick [181] | 3-6,4-6 | |
| ITF - W25 Platja d’Aro | 05/18 14:10 | 25 | [267] Amandine Hesse v Chihiro Muramatsu [245] | 6-1,6-4 | |
| ITF - W60 La Bisbal | 05/11 08:00 | 25 | [158] Kateryna Kozlova v Chihiro Muramatsu [243] | 6-4,7-5 | |
| ITF - W60 La Bisbal | 05/09 11:00 | 54 | Chihiro Muramatsu v Claudia H Ferrer | Cancelled | |
| ITF - W25 Oeiras | 04/21 12:30 | 28 | [302] Lea Boskovic v Chihiro Muramatsu [227] | 6-2,6-2 | |
| Billie Jean King Cup | 04/17 10:30 | 7 | Marta Kostyuk v Chihiro Muramatsu | Cancelled | |
| Billie Jean King Cup | 04/16 08:00 | 7 | [5] Elina Svitolina v Chihiro Muramatsu [223] | 6-3,6-2 | |
| ITF - W60 Bellinzona | 04/07 15:35 | 25 | [207] Jana Fett v Chihiro Muramatsu [225] | 6-2,6-3 | |
| ITF - W60 Bellinzona | 04/06 11:15 | 24 | [402] Camilla Rosatello v Chihiro Muramatsu [225] | 6-7,6-2,2-6 | |
| ITF - W25 Fujairah | 01/19 06:30 | 25 | [211] Chihiro Muramatsu v Na-Lae Han [204] | 2-6,3-6 | |
| Australian Open - Feminin | 01/12 06:00 | 15 | [211] Chihiro Muramatsu v Anna Karolina Schmiedlova [135] | 4-6,3-6 | |
| Australian Open - Feminin | 01/10 10:10 | 60 | [211] Chihiro Muramatsu v Nuria Parrizas-Diaz [226] | 6-2,7-6 | |
| ITF - W25 Orlando | 11/12 17:00 | 25 | [253] Tessah Andrianjafitrimo v Chihiro Muramatsu [210] | 6-2,6-1 | |
| ITF - W100 Charleston | 11/02 16:55 | 54 | [282] Paula Ormaechea v Chihiro Muramatsu [210] | 6-2,2-6,10-8 | |
| ITF - W80 Tyler | 10/26 15:00 | 54 | [496] Peyton Stearns v Chihiro Muramatsu [210] | 6-3,3-6,10-6 | |
| ITF - W25 Porto | 10/01 10:30 | 26 | [208] Chihiro Muramatsu v Francisca Jorge [390] | 4-6,3-6 | |
| ITF - W25 Porto | 09/29 12:00 | 25 | [208] Chihiro Muramatsu v Ekaterine Gorgodze [214] | 6-4,3-6,6-4 | |
| French Open - Feminin | 09/22 14:40 | 14 | [208] Chihiro Muramatsu v Monica Niculescu [141] | 2-6,5-7 | |
| ITF - W80 Cagnes-sur-Mer | 09/13 08:00 | 54 | [212] Chihiro Muramatsu v Eden Silva [485] | 6-3,4-6,5-10 | |
| ITF - W25 Praga | 09/10 12:25 | 26 | [116] Barbora Krejcikova v Chihiro Muramatsu [212] | 6-1,6-2 | |
| ITF - W25 Praga | 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 - W25 Nonthaburi | 02/05 06:55 | 25 | [214] Chihiro Muramatsu v Irina Fetecau [347] | 6-7,1-6 | |
| ITF - W60 Burnie | 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.