| ITF W15雅加達 | 03/15 02:45 | 25 | Sunam Jeong v Haruna Arakawa | 2-6,2-6 | |
| ITF W60奧蘭多 | 02/08 15:00 | 25 | [237] 海莉•巴蒂斯特 v Haruna Arakawa [403] | 6-4,7-6 | |
| ITF W60奧蘭多 | 02/07 15:50 | 54 | [381] 基亞拉•修爾 v Haruna Arakawa [403] | 1-6,0-6 | |
| ITF W60奧蘭多 | 02/06 18:50 | 54 | 馬力湯川 v Haruna Arakawa | 2-6,1-6 | |
| ITF W60喬治亞羅馬 | 01/30 21:00 | 54 | Haruna Arakawa v 尤利婭 Starodubtseva | 4-6,3-6 | |
| ITF W25奧蘭多 | 01/25 16:15 | 25 | Haruna Arakawa v 索菲 Chang | 1-6,0-6 | |
| ITF W40暖武里 | 01/11 07:25 | 25 | [398] Haruna Arakawa v 加治遙 [333] | 6-4,6-7,2-6 | |
| ITF W40暖武里 | 01/03 02:50 | 25 | [400] 彭寧•科瓦皮圖克特 v Haruna Arakawa [391] | 6-2,7-5 | |
| ITF W60京都 | 12/22 00:55 | 26 | [362] Momoko Kobori v Haruna Arakawa [407] | 7-5,6-3 | |
| ITF W60京都 | 12/20 02:30 | 25 | Rinko Matsuda v Haruna Arakawa | 2-6,4-6 | |
| ITF W25特拉拉爾根 | 11/23 03:55 | 25 | [422] Haruna Arakawa v 安基塔•雷娜 [302] | 3-6,0-6 | |
| ITF W25特拉拉爾根 | 11/17 23:00 | 27 | [358] Naiktha 百恩 v Haruna Arakawa [424] | 6-3,6-2 | |
| ITF W25特拉拉爾根 | 11/17 02:10 | 26 | [492] 彭寧•科瓦皮圖克特 v Haruna Arakawa [424] | 5-7,3-6 | |
| ITF W25特拉拉爾根 | 11/15 06:20 | 25 | Natsuho Arakawa v Haruna Arakawa | 1-6,1-6 | |
| ITF W25橫浜 | 11/09 07:45 | 25 | [424] Haruna Arakawa v 加藤美憂 [49] | 3-6,1-6 | |
| ITF W60悉尼 | 11/01 23:30 | 25 | [357] 麥肯娜•瓊斯 v Haruna Arakawa [425] | 2-6,6-0,7-5 | |
| ITF W60普雷福德 | 10/25 04:30 | 25 | [240] 金貝裏•貝雷爾 v Haruna Arakawa [412] | Retired | |
| ITF W25濱松 | 10/12 05:25 | 25 | [402] Haruna Arakawa v 加治遙 [446] | 2-6,2-6 | |
| ITF W25牧之原 | 10/04 04:30 | 25 | [325] 馬力湯川 v Haruna Arakawa [402] | 6-4,3-6,6-2 | |
| ITF W25南澳 | 09/27 00:55 | 25 | [497] Rina Saigo v Haruna Arakawa [409] | 6-2,6-1 | |
| WTA 東京 | 09/17 11:25 | 14 | [402] Haruna Arakawa v 尤曉迪 [332] | 6-3,1-6,0-6 | |
| ITF W25福克斯希爾斯 | 08/02 11:30 | 25 | [402] Haruna Arakawa v 高馨妤 [436] | 1-6,0-6 | |
| ITF W25諾丁漢 | 07/26 15:20 | 25 | [406] 朱莉•貝格萊維爾 v Haruna Arakawa [378] | 6-2,4-6,6-2 | |
| ITF W25菲蓋拉達福什 | 07/20 14:40 | 25 | [227] 加梅爾∙洛比 v Haruna Arakawa [379] | 6-2,6-2 | |
| ITF W25吉馬良斯 | 07/13 15:05 | 25 | [384] Haruna Arakawa v 瀬間詠裏花 [463] | 1-6,2-6 | |
| ITF W25科羅歐斯-塞沙爾 | 07/07 13:15 | 26 | [99] 朱琳 v Haruna Arakawa [386] | 6-1,6-3 | |
| ITF W25科羅歐斯-塞沙爾 | 07/05 09:30 | 25 | [386] Haruna Arakawa v 李珮琪 [466] | 6-4,6-4 | |
| ITF W25波爾圖 | 06/30 11:50 | 26 | [277] 阿蘭娜•帕納比 v Haruna Arakawa [386] | 6-4,6-4 | |
| ITF W25波爾圖 | 06/29 17:40 | 25 | Arina索洛玛提娜 v Haruna Arakawa | 1-6,3-6 | |
| ITF W25清萊 | 06/09 02:00 | 26 | [244] 淖日比野 v Haruna Arakawa [378] | 6-4,6-1 |