Shintaro Mochizuki def. Tomas Martin Etcheverry — Round of 32, Japan Open Tennis Championships 2023

What decided it

• Four points in it: Mochizuki won 78 points to 74
• Mochizuki broke twice from 8 chances, Etcheverry 1 from 4
• Etcheverry won 48% behind his second serve, Mochizuki 67%
• The second set went to a tiebreak, Mochizuki took it 7–5