| ITF M15 Tanagura MD | 10/21 04:14 | - | Horiuchi/Otsuka v Chen/Hou | 3-6,2-6 | |
| ITF M15 Nishi-Tokyo MD | 03/21 05:15 | - | Horiuchi/Otsuka v Kusuhara/Nakagawa | 1-6,4-6 | |
| ITF M15 Nishi-Tokyo MD | 03/20 06:20 | - | Horiuchi/Otsuka v Lo/Sueoka | 6-4,6-1 | |
| ITF M15 Nishi-Tokyo MD | 03/20 04:00 | - | Hjorth/Tachi v Horiuchi/Otsuka | 2-6,4-6 |