Sora Fukuda defeated Takuto Niki 3-6 6-4 6-3 in the Japan F6 qualifying round on clay. The upset overturned the form book — Takuto Niki came in leading the head-to-head 1–0. Sora Fukuda claimed a first win over Takuto Niki in two meetings, levelling the head-to-head at 1–1.
Fukuda S. came through in three sets.
Sora Fukuda beat Takuto Niki 3-6 6-4 6-3. Umpiry, "Sora Fukuda vs Takuto Niki — Japan F6 Qualifying Round", https://umpiry.com/match/2017-05-29/fukuda-vs-niki-japan-f6-qf?utm_source=cite (as of 29 May 2017).