Estadio: Court F Round: 27 Ground: Hardcourt outdoor
| ITF M15 Nishi-Tama MD | 2019/03/06 06:50 | Inui/Kawachi v Ehara/Katayama | 1-6,1-6 |
| ITF Canadá F7 - Dobles Masculinos | 2018/09/12 21:10 | Ehara/Katayama v Ferrari/Pervolarakis | 4-6,7-6,8-10 |
| ITF Canadá F7 - Dobles Masculinos | 2018/09/11 22:40 | Ehara/Katayama v Ghasemi/Zapata | 6-1,6-4 |
| ITF Canadá F6 - Dobles Masculinos | 2018/09/06 20:00 | Ehara/Katayama v Emhardt/Shropshire | 6-4,4-6,6-10 |
| ITF Canadá F6 - Dobles Masculinos | 2018/09/05 19:15 | Bradley/Findel-Hawkins v Ehara/Katayama | 5-7,4-6 |
| ITF Canadá F6 - Dobles Masculinos | 2018/09/03 18:30 | Chappell/Corwin v Ehara/Katayama | 7-6,4-6,5-10 |
| ITF Guam F1 - Dobles Masculinos | 2018/06/23 05:15 | Ehara/Katayama v Delaney/Fancutt | 6-3,6-3 |
| ITF Guam F1 - Dobles Masculinos | 2018/06/22 03:10 | Ehara/Katayama v Shimizu/Takeuchi | 4-6,7-5,10-6 |
| ITF M15 Nishi-Tama MD | 2019/03/06 06:35 | Takahashi/Yamasaki v Saitoh/Sumizawa | 6-3,6-4 |