Naoki Tajima defeated Mark Whitehouse 6-4 4-6 6-3 in the M15 Tsukuba 1 round of 16 on hard.
Tajima N. came through in three sets.
Naoki Tajima beat Mark Whitehouse 6-4 4-6 6-3. Umpiry, "Naoki Tajima vs Mark Whitehouse — M15 Tsukuba 1 Round of 16", https://umpiry.com/match/2019-03-28/tajima-vs-whitehouse-m15-tsukuba-1-r16?utm_source=cite (as of 28 March 2019).