| ITF W15 Toyama | 05/15 05:00 | 25 | Arakawa, Natsuho v 코바야시, 호노카 | Cancelled | |
| ITF W15 Monastir | 05/08 08:30 | 25 | 쿠즈모바, 카타리나 v Arakawa, Natsuho | 6-3,6-2 | |
| ITF W15 Monastir | 04/30 08:30 | 44 | Arakawa, Natsuho v Aitiyaguli Aixirefu | 4-6,6-7 | |
| ITF W15 Monastir | 04/29 08:30 | 44 | Arakawa, Natsuho v 왕, 위핑 | 6-1,6-3 | |
| ITF W15 Monastir | 04/25 09:00 | 26 | Arakawa, Natsuho v 아베, 히로미 | 0-6,1-6 | |
| ITF W15 Monastir | 04/24 17:00 | 25 | Arakawa, Natsuho v Laura Heutschi | 6-2,6-0 | |
| ITF W15 Monastir | 04/23 08:30 | 44 | 저우, 예화 v Arakawa, Natsuho | 5-7,7-6,12-14 | |
| ITF W15 Monastir | 04/22 08:00 | 44 | Milla Sequeira v Arakawa, Natsuho | 0-6,2-6 | |
| ITF W35 Osaka | 04/07 02:00 | 62 | Arakawa, Natsuho v Higashitani, Nagomi | 5-7,4-6 | |
| ITF W50 Kashiwa | 03/31 02:30 | 45 | Arakawa, Natsuho v 웡, 홍이 코디 | 2-6,2-6 | |
| ITF W15 Kuala Lumpur | 03/04 05:30 | 44 | Arakawa, Natsuho v 오사푸네, 카나코 | 6-3,4-6,4-10 | |
| ITF W15 Ipoh Perak | 02/28 05:50 | 25 | 나가타, 안리 v Arakawa, Natsuho | 6-2,6-2 | |
| ITF W60 Gold Coast | 11/26 02:25 | 54 | Sayaka Ishii v Arakawa, Natsuho | 6-3,6-0 | |
| ITF W60 Brisbane | 11/19 02:55 | 54 | [455] 바이엘로바, 미가엘라 v Arakawa, Natsuho [386] | 6-2,6-3 | |
| ITF W60 Sydney | 10/29 00:30 | 54 | Ashlee Narker v Arakawa, Natsuho | 6-3,3-6,6-4 | |
| ITF W60 Playford | 10/24 01:05 | 25 | [360] Arakawa, Natsuho v 아라카와 H, 하루나 [452] | 2-6,3-6 | |
| ITF W60 Playford | 10/23 02:05 | 54 | [360] Arakawa, Natsuho v 하야시, 에리나 [239] | 4-6,6-3,6-4 | |
| ITF W60 Playford | 10/22 02:15 | 54 | Arakawa, Natsuho v Caitlin Baker | 6-3,6-1 | |
| ITF W25 Cairns | 10/10 06:40 | 25 | Arakawa, Natsuho v 마, 레아 | 2-6,6-7 | |
| ITF W25 Cairns | 10/03 03:55 | 25 | [459] 아라카와 H, 하루나 v Arakawa, Natsuho [372] | 6-3,6-2 | |
| Perth, Singles Qualifying W-ITF-AUS-04A | 09/20 03:35 | 25 | [258] 잉글리스, 매디슨 v Arakawa, Natsuho [366] | 6-2,6-1 | |
| Perth, Singles Qualifying W-ITF-AUS-04A | 09/12 05:00 | 25 | Arakawa, Natsuho v Fairclough, Lily | 7-6,1-6,4-6 | |
| Tokyo, Singles W-ITF-JPN-18A | 09/03 03:25 | 54 | [359] Arakawa, Natsuho v 아라카와 H, 하루나 [471] | 4-6,0-6 | |
| ITF W25 Roehampton | 08/06 11:10 | 54 | 볼크바드즈, 마리암 v Arakawa, Natsuho | 6-1,6-0 | |
| ITF W25 Foxhills | 07/30 09:00 | 54 | Arakawa, Natsuho v 프란, 매디슨 | 3-6,5-7 | |
| ITF W15 Nakhon Si Thammarat | 07/13 02:00 | 26 | 바리, 모니크 v Arakawa, Natsuho | 6-3,6-3 | |
| ITF W15 Nakhon Si Thammarat | 07/12 02:00 | 25 | Arakawa, Natsuho v 마, 수위에 | Retired | |
| ITF W25 Nakhon Si Thammarat | 07/02 02:00 | 54 | Arakawa, Natsuho v Chimcham, Y. | 6-7,6-3,8-10 | |
| ITF W15 Nakhon Si Thammarat | 06/16 02:00 | 27 | Arakawa, Natsuho v 쳅찬데이, 패트차린 | 3-6,3-6 | |
| ITF W15 Nakhon Si Thammarat | 06/15 04:00 | 26 | Arakawa, Natsuho v 다간 프루츠만, 미카 | 2-6,6-2,7-5 |