Yoon Jeong Cho defeated Shinobu Asagoe 7-6 7-5 in the Shanghai round of 32 on hard. The upset overturned the form book — Shinobu Asagoe came in leading the head-to-head 2–0. Yoon Jeong Cho claimed a first win over Shinobu Asagoe in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-05-04 | Seoul I 25K | QF | clay | Shinobu Asagoe | 6-4 2-6 6-2 |
| 1998-03-16 | Noda 25K | QF | hard | Shinobu Asagoe | 6-2 7-5 |
Averages over each player's completed matches in the selected window (15 vs 39). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About