Stadium: Court 1 Round: 28 Ground: Hardcourt outdoor
| ITF Canada F6 MD | 2018/09/05 19:15 | Bradley J / Findel-Hawkins J v Ehara H / Katayama S | 5-7,4-6 |
| ITF Canada F6 MD | 2018/09/03 18:30 | Chappell N / Corwin F v Ehara H / Katayama S | 7-6,4-6,5-10 |
| ITF Guam F1 MD | 2018/06/23 05:15 | Ehara H / Katayama S v Delaney J / Fancutt T | 6-3,6-3 |
| ITF Guam F1 MD | 2018/06/22 03:10 | Ehara H / Katayama S v Shimizu Y / Takeuchi K | 4-6,7-5,10-6 |
| ITF Guam F1 MD | 2018/06/21 03:00 | Ehara H / Katayama S v Adamson A / Hunt A | 6-0,6-3 |
| ITF Guam F1 MD | 2018/06/20 06:00 | Ehara H / Katayama S v Bajpai M / Hill H | 6-2,6-1 |
| ITF China F8 MD | 2018/06/05 05:15 | Ji A / Yu B v Ehara H / Katayama S | 6-3,5-7,10-4 |
| ITF Japan F6 MD | 2018/04/12 05:45 | Ehara H / Katayama S v Kono Y / Sakai Y | 6-7,4-6 |
| ITF Canada F6 MD | 2018/09/05 19:50 | Lagaev N / Vukovic L v Emhardt C / Shropshire S | 4-6,5-7 |
| ITF Canada F4 MD | 2018/06/30 01:05 | Emhardt C / Shropshire S v Bradley J / Kwiatkowski T-S | 6-7,5-7 |
| ITF Canada F4 MD | 2018/06/29 02:30 | Emhardt C / Shropshire S v Galarneau A / Sigouin B | 6-2,6-3 |
| ITF Canada F4 MD | 2018/06/28 01:45 | Farren C / Verbeek S v Emhardt C / Shropshire S | 2-6,5-7 |
| ITF Canada F4 MD | 2018/06/25 20:10 | Emhardt C / Shropshire S v Dunlap D / Peck J | 6-2,6-0 |
| ITF USA F7 MD | 2018/03/16 02:55 | Arias/Zeballos v Emhardt C / Shropshire S | 6-3,6-2 |
| ITF USA F7 MD | 2018/03/14 01:00 | Emhardt C / Shropshire S v Halebian A / Sarkissian A | 6-2,2-6,10-8 |