The 2015 LPGA of Japan Tour is the 48th season of the LPGA of Japan Tour, the professional golf tour for women operated by the Ladies Professional Golfers' Association of Japan. The 2015 schedule includes 37 official events worth ¥3.4 billion.
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 are played in Japan.
| Dates | Tournament | Location | Prize fund (¥) | Winner | |
|---|---|---|---|---|---|
| Mar 6–8 | 100,000,000 |  Teresa Lu (5) | |||
| Mar 13–15 | 80,000,000 |  Lee Ji-hee (18) | |||
| Mar 20–22 | 70,000,000 |  Akane Iijima (7) | |||
| Mar 27–29 | 80,000,000 | Ritsuko Ryu (3) | |||
| Apr 2–5 | 100,000,000 | Ayaka Watanabe (2) | |||
| Apr 10–12 | 60,000,000 | Misuzu Narita (6) | |||
| Apr 17–19 | 100,000,000 | Erika Kikuchi (1) | |||
| Apr 24–26 | 80,000,000 | Hikari Fujita (1) | |||
| May 1–3 | 70,000,000 | Jiyai Shin (10) | |||
| May 7–10 | World Ladies Championship Salonpas Cup | 120,000,000 | Chun In-gee (1) | ||
| May 15–17 | 120,000,000 | Lee Bo-mee (9) | |||
| May 22–24 | 70,000,000 | Yumiko Yoshida (5) | |||
| May 29–31 | 80,000,000 | Teresa Lu (6) | |||
| Jun 5–7 | 60,000,000 | Shiho Oyama (16) | |||
| Jun 11–14 | 100,000,000 | Misuzu Narita (7) | |||
| Jun 19–21 | 80,000,000 | Jiyai Shin (11) | |||
| Jun 25–28 | 140,000,000 | Lee Bo-mee (10) | |||
| Jul 17–19 | 60,000,000 | Yoko Maeda (2) | |||
| Jul 24–26 | 60,000,000 | Ahn Sun-ju (19) | |||
| Jul 31 – Aug 2 | 80,000,000 | Erina Hara (2) | |||
| Aug 7–9 | 90,000,000 | Yukari Nishiyama (1) | |||
| Aug 14–16 | 80,000,000 | Teresa Lu (7) | |||
| Aug 21–23 | 60,000,000 | Mayu Hattori (5) | |||
| Aug 28–30 | 80,000,000 | Lee Bo-mee (11) | |||
| Sep 4–6 | 60,000,000 | Lee Bo-mee (12) | |||
| Sep 10–13 | Japan LPGA Championship Konica Minolta Cup | 140,000,000 | Teresa Lu (8) | ||
| Sep 18–20 | 80,000,000 | Kim Ha-neul (1) | |||
| Sep 25–27 | 70,000,000 | Junko Omote (4) | |||
| Oct 1–4 | Japan Women's Open Golf Championship | 140,000,000 | Chun In-gee (2) | ||
| Oct 9–11 | 90,000,000 | Lee Bo-mee (13) | |||
| Oct 16–18 | 80,000,000 | Teresa Lu (9) | |||
| Oct 22–25 | 140,000,000 | Lee Ji-hee (19) | |||
| Oct 30 – Nov 1 | 70,000,000 | Ayaka Watanabe (3) | |||
| Nov 6–8 | US$1,500,000 | Ahn Sun-ju (20) | |||
| Nov 13–15 | 100,000,000 | Lee Bo-mee (14) | |||
| Nov 19–22 | 100,000,000 | Lee Bo-mee (15) | |||
| Nov 26–29 | Japan LPGA Tour Championship Ricoh Cup | 100,000,000 | Jiyai Shin (12) |
Events in bold are majors.
The Toto Japan Classic is co-sanctioned with the LPGA Tour.