Matchup lab

Head to head

Search by first name, last name, full name, or USATT member ID, then compare shared results.

2

Hiroko Iwata

OH · Rating 1,343

VS
4

Derek May

OH · Rating 1,404

Shared match ledger

6 decisive meetings

DateWinnerLoserOpening ratingsScore
Jul 18, 2026Derek MayHiroko Iwata1,418 / 1,2969,12,6
Jun 20, 2026Derek MayHiroko Iwata1,435 / 1,2909,10,6
Jun 20, 2026Hiroko IwataDerek May1,290 / 1,435-9,-8,2,8,9
Feb 7, 2026Derek MayHiroko Iwata1,344 / 1,2115,6,3
Oct 18, 2025Hiroko IwataDerek May1,078 / 9474,9,-5,7
Oct 18, 2025Derek MayHiroko Iwata947 / 1,0788,11,8