| ITF - Makinohara W25 | 10/06 06:25 | 26 | Chihiro Muramatsu v Sara Saito | 2-6,6-4,3-6 | |
| ITF - Nanao W25 | 09/30 02:10 | 27 | Chihiro Muramatsu v Haruka Kaji | 1-6,6-1,2-6 | |
| ITF - Nanao W25 | 09/29 03:25 | 26 | Chihiro Muramatsu v Suzuho Oshino | 6-3,6-1 | |
| ITF - Nanao W25 | 09/27 02:45 | 25 | Chihiro Muramatsu v Honoka Kobayashi | 6-2,2-6,6-3 | |
| WTA Tokio | 09/18 05:55 | 19 | Chihiro Muramatsu v Rina Saigo | 6-2,3-6,0-6 | |
| WTA Tokio | 09/17 08:25 | 14 | [166] Katarzyna Kawa v Chihiro Muramatsu [360] | 6-2,5-7,4-6 | |
| ITF - Montreux W60 | 09/08 13:50 | 26 | Sebastianna Scilipoti v Chihiro Muramatsu | 7-6,6-3 | |
| ITF - Montreux W60 | 09/07 14:30 | 25 | [354] Chihiro Muramatsu v Arlinda Rushiti [440] | 6-4,6-7,6-0 | |
| ITF - Trieste W25 | 08/30 09:25 | 25 | [447] Oana Georgeta Simion v Chihiro Muramatsu [354] | 6-2,6-1 | |
| ITF - Braunschweig W25 | 08/25 09:00 | 26 | [483] Julia Middendorf v Chihiro Muramatsu [352] | 6-3,6-2 | |
| ITF - Braunschweig W25 | 08/24 14:00 | 25 | Fabienne Gettwart v Chihiro Muramatsu | 2-6,4-6 | |
| ITF - Vrnjacka Banja W25 | 08/17 07:30 | 25 | [358] Aneta Kucmova v Chihiro Muramatsu [350] | 6-0,6-2 | |
| ITF - Nur-Sultan W60 | 07/20 06:35 | 25 | [355] Chihiro Muramatsu v Viktoria Morvayova [364] | 4-6,1-6 | |
| ITF - Nur-Sultan W25 | 07/13 10:55 | 25 | Sandugash Kenzhibayeva v Chihiro Muramatsu | Cancelled | |
| ITF - Raanana W25 | 06/24 09:20 | 27 | [363] Chihiro Muramatsu v Nicole Khirin [480] | 6-3,4-6,3-6 | |
| ITF - Raanana W25 | 06/23 08:40 | 26 | Chihiro Muramatsu v Daria Kudashova | 3-6,6-2,7-5 | |
| ITF - Raanana W25 | 06/22 12:20 | 25 | Chihiro Muramatsu v Tamar Yaffe | 6-2,6-2 | |
| ITF - Raanana W25 | 06/17 07:00 | 27 | [432] Ya-Hsuan Lee v Chihiro Muramatsu [371] | 6-1,6-1 | |
| ITF - Raanana W25 | 06/16 09:40 | 26 | Vanda Lukacs v Chihiro Muramatsu | 4-6,5-7 | |
| ITF - Raanana W25 | 06/15 08:30 | 25 | Shelly Bereznyak v Chihiro Muramatsu | 3-6,5-7 | |
| ITF - Chiang Rai W25 | 06/10 04:00 | 27 | [290] Momoko Kobori v Chihiro Muramatsu [369] | 6-3,6-1 | |
| ITF - Chiang Rai W25 | 06/09 05:00 | 26 | Anastasia Sukhotina v Chihiro Muramatsu | 4-6,3-6 | |
| ITF - Chiang Rai W25 | 06/07 08:20 | 25 | Punnin Kovapitukted v Chihiro Muramatsu | 2-6,4-6 | |
| ITF - Chiang Rai W25 | 04/13 05:40 | 25 | Pimrada Jattavapornvanit v Chihiro Muramatsu | 6-4,6-4 | |
| ITF - Chiang Rai W25 | 04/07 04:40 | 26 | [301] Momoko Kobori v Chihiro Muramatsu [350] | 6-3,6-2 | |
| ITF - Chiang Rai W25 | 04/06 09:25 | 25 | [444] Haruka Kaji v Chihiro Muramatsu [350] | 4-6,3-6 | |
| ITF - Canberra W60 | 03/30 04:45 | 25 | [446] Destanee Aiava v Chihiro Muramatsu [352] | 6-2,6-1 | |
| ITF - Canberra W60 | 03/21 23:00 | 25 | [352] Chihiro Muramatsu v Destanee Aiava [446] | 6-4,6-7,4-6 | |
| ITF - Bendigo W25 | 03/10 03:25 | 26 | [359] Chihiro Muramatsu v Na-Lae Han [209] | 0-6,2-6 | |
| ITF - Bendigo W25 | 03/08 22:55 | 25 | Chihiro Muramatsu v Isabella Kruger | 6-2,6-1 |
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.