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