1994 Japan Open Tennis Championships – Women's singles

Kimiko Date was the defending champion and won in the final 7–5, 6–0 against Amy Frazier.

Seeds
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.


 * 1) 🇯🇵 Kimiko Date (champion)
 * 2) 🇧🇪 Sabine Appelmans (semifinals)
 * 3) 🇯🇵 Naoko Sawamatsu (semifinals)
 * 4) 🇺🇸 Amy Frazier (final)
 * 5) 🇺🇸 Patty Fendick (quarterfinals)
 * 6)  Yayuk Basuki (first round)
 * 7) 🇯🇵 Mana Endo (first round)
 * 8)  Shi-Ting Wang (second round)