Koike d. Yamada

Koike beat Yamada 6-2, 6-1 in the first round at the W100 Gifu. Koike won 57 of 84 points (68%). Koike hit 2 aces to 1 and won 71% of points behind the first serve (15/21) against 43% for Yamada. The second serve told: 75% won for Koike, 27% for Yamada. Koike converted 5 of 6 break points and saved 1 of 2 faced; Yamada converted 1 of 2. The match was played on hard in Japan.