Koichi Sano defeated Yuga Tashiro 6-3 7-5 in the Japan F8 qualifying round of 64 on carpet. The upset overturned the form book — Yuga Tashiro came in leading the head-to-head 1–0. Koichi Sano claimed a first win over Yuga Tashiro in two meetings, levelling the head-to-head at 1–1.
Sano K. took it in straight sets.
Carpet: Sano K. leads 1–0 · Hard: Tashiro Y. leads 1–0
Koichi Sano beat Yuga Tashiro 6-3 7-5. Umpiry, "Koichi Sano vs Yuga Tashiro — Japan F8 Qualifying Round of 64", https://umpiry.com/match/2016-06-13/sano-vs-tashiro-japan-f8-q64?utm_source=cite (as of 13 June 2016).