Jun Kato defeated Takahiro Terachi 4-6 6-4 6-0 in the Japan F6 round of 32 on hard. The upset overturned the form book — Takahiro Terachi came in leading the head-to-head 2–0. Jun Kato claimed a first win over Takahiro Terachi in three meetings, narrowing the head-to-head to 2–1.
Kato J. came through in three sets.
Hard: Kato J. leads 1–0 · Clay: Terachi T. leads 2–0