Round: 28 Ground: Hardcourt outdoor
| ITF Japan F4 MD | 2017/03/30 06:35 | Kobayashi/Matsuzaki v Sumizawa/Watanuki | 1-6,2-6 |
| ITF Japan F4 MD | 2017/03/28 08:05 | Sumizawa/Watanuki v Okamura/Onishi | 6-4,6-4 |
| ITF Japan F4 MD | 2017/03/30 06:10 | Imamura/Watanuki v Ehara/Katayama | 0-6,2-6 |
| ITF Japan F4 MD | 2017/03/28 05:05 | Ehara/Katayama v Ito/Onozawa | 6-2,1-6,10-7 |