# 2018 LPGA of Japan Tour

The 2018 LPGA of Japan Tour was the 51st season of the LPGA of Japan Tour, the professional golf tour for women operated by the Ladies Professional Golfers' Association of Japan. The 2018 schedule included 38 official events.
Leading money winner was Ahn Sun-ju with ¥180,784,885. Jiyai Shin won the Mercedes Ranking. Ai Suzuki had the lowest scoring average. Mamiko Higa finished most often (18 times) inside the top-10.

## Schedule

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. All tournaments were played in Japan.
| Dates | Tournament | Location | Prize fund (¥) | Winner | WWGR pts |
| Mar 1–4 | Daikin Orchid Ladies Golf Tournament | Okinawa | 120,000,000 | Lee Min-young (3) | 19.5 |
| Mar 9–11 | Yokohama Tire Golf Tournament PRGR Ladies Cup | Kōchi | 80,000,000 | Ahn Sun-ju (24) | 19.5 |
| Mar 16–18 | T-Point Ladies Golf Tournament | Osaka | 70,000,000 | Ai Suzuki (6) | 19.5 |
| Mar 23–25 | AXA Ladies Golf Tournament in Miyazaki | Miyazaki | 80,000,000 | Phoebe Yao (2) | 18 |
| Mar 29 – Apr 1 | Yamaha Ladies Open Katsuragi | Shizuoka | 100,000,000 | Ahn Sun-ju (25) | 19 |
| Apr 6–8 | Studio Alice Women's Open | Hyogo | 60,000,000 | Ai Suzuki (7) | 18.5 |
| Apr 13–15 | KKT Cup Vantelin Ladies Open | Kumamoto | 100,000,000 | Mamiko Higa (4) | 19.5 |
| Apr 20–22 | Fujisankei Ladies Classic | Shizuoka | 80,000,000 | Saki Nagamine (1) | 16.5 |
| Apr 27–29 | Cyber Agent Ladies Golf Tournament | Shizuoka | 80,000,000 | Hina Arakaki (1) | 17.5 |
| May 3–6 | World Ladies Championship Salonpas Cup | Ibaraki | 120,000,000 | Jiyai Shin (18) | 20.5 |
| May 11–13 | Hoken No Madoguchi Ladies | Fukuoka | 120,000,000 | Ai Suzuki (8) | 19.5 |
| May 18–20 | Chukyo TV Bridgestone Ladies Open | Aichi | 70,000,000 | Bae Hee-kyung (1) | 18.5 |
| May 25–27 | Resort Trust Ladies | Hyogo | 80,000,000 | Eri Okayama (1) | 17 |
| Jun 1–3 | Yonex Ladies Golf Tournament | Niigata | 70,000,000 | Shiho Oyama (18) | 15.5 |
| Jun 7–10 | Ai Miyazato Suntory Ladies Open Golf Tournament | Hyogo | 100,000,000 | Misuzu Narita (9) | 19 |
| Jun 15–17 | Nichirei Ladies | Chiba | 80,000,000 | Ai Suzuki (9) | 19 |
| Jun 21–24 | Earth Mondahmin Cup | Chiba | 180,000,000 | Misuzu Narita (10) | 19 |
| Jul 6–8 | Nipponham Ladies Classic | Hokkaido | 100,000,000 | Ahn Sun-ju (26) | 19 |
| Jul 13–15 | Samantha Thavasa Girls Collection Ladies Tournament | Ibaraki | 60,000,000 | Chie Arimura (14) | 17 |
| Jul 20–22 | Century 21 Ladies Golf Tournament | Shiga | 80,000,000 | Kristen Gillman (a,1) | 18 |
| Jul 26–29 | Daito Kentaku Eheyanet Ladies | Yamanashi | 120,000,000 | Hwang Ah-reum (2) | 19 |
| Aug 3–5 | Hokkaido Meiji Cup | Hokkaido | 90,000,000 | Mami Fukuda (2) | 17 |
| Aug 10–12 | NEC Karuizawa 72 Golf Tournament | Nagano | 80,000,000 | Hwang Ah-reum (3) | 17 |
| Aug 17–19 | CAT Ladies | Kanagawa | 60,000,000 | Momoko Osato (1) | 16 |
| Aug 23–26 | Nitori Ladies Golf Tournament | Hokkaido | 100,000,000 | Ahn Sun-ju (27) | 19 |
| Aug 31 – Sep 2 | Golf5 Ladies | Gifu | 60,000,000 | Jiyai Shin (19) | 16 |
| Sep 6–9 | Japan LPGA Championship Konica Minolta Cup | Toyama | 200,000,000 | Jiyai Shin (20) | 19.5 |
| Sep 14–16 | Munsingwear Ladies Tokai Classic | Aichi | 80,000,000 | Kotono Kozuma (1) | 18.5 |
| Sep 21–23 | Miyagi TV Cup Dunlop Women's Open Golf Tournament | Miyagi | 70,000,000 | Kaori Ohe (3) | 17.5 |
| Sep 27–30 | Japan Women's Open Golf Championship | Chiba | 140,000,000 | Ryu So-yeon (1) | 22 |
| Oct 5–7 | Stanley Ladies Golf Tournament | Shizuoka | 100,000,000 | Shoko Sasaki (2) | 15.5 |
| Oct 12–14 | Fujitsu Ladies | Chiba | 80,000,000 | Misuzu Narita (11) | 19 |
| Oct 18–21 | Nobuta Group Masters GC Ladies | Hyogo | 180,000,000 | Ahn Sun-ju (28) | 19.5 |
| Oct 26–28 | Hisako Higuchi Mitsubishi Electric Ladies Golf Tournament | Saitama | 80,000,000 | Shoko Sasaki (3) | 18 |
| Nov 2–4 | Toto Japan Classic | Shiga | US$1,500,000 | Nasa Hataoka (4) | 53 |
| Nov 9–11 | Ito En Ladies Golf Tournament | Chiba | 100,000,000 | Hwang Ah-reum (4) | 19 |
| Nov 15–18 | Daio Paper Elleair Ladies Open | Ehime | 100,000,000 | Minami Katsu (2) | 19.5 |
| Nov 22–25 | Japan LPGA Tour Championship Ricoh Cup | Miyazaki | 100,000,000 | Jiyai Shin (21) | 17 |
Events in bold are majors. The Toto Japan Classic was co-sanctioned with the LPGA Tour.