2018 LPGA of Japan Tour

Leading money winner was Ahn Sun-ju with ¥180,784,885.

Jiyai Shin won the Mercedes Ranking.

Ai Suzuki had the lowest scoring average.

[1] The number in parentheses after winners' names show the player's total number wins in official money individual events on the LPGA of Japan Tour, including that event.

The Toto Japan Classic was co-sanctioned with the LPGA Tour.