| Toto Japan Classic | |
| Location: | Omitama, Ibaraki, Japan (2023) |
| Course: | Taiheiyo Club Minori Course (2023) |
| Par: | 72 |
| Org: | MBS Sports Nippon |
| Tour: | LPGA Tour LPGA of Japan Tour |
| Format: | Stroke play – 72 holes |
| Purse: | $2.0 million |
| Month Played: | November |
| Aggregate: | 192 Annika Sörenstam (2003, 3 rnds) 266 Mone Inami (2023) |
| To-Par: | −24 Annika Sörenstam (2003, 3 rnds) −22 Mone Inami (2023) |
| Current Champion: |  Mone Inami |
The Toto Japan Classic is an annual women's professional golf tournament in Japan, jointly sanctioned by the two richest women's professional tours: the U.S.-based LPGA Tour and the LPGA of Japan Tour. It was an unofficial money event on the LPGA Tour from 1973 to 1975. It has taken place every year since 1973 at various locations, and is typically held in early November. From 2006 through 2015, the event has been played at Kintetsu Kashikojima Country Club in Shima, Mie. In 2016 and 2017, the events have been held at Minori Course of Taiheiyo Club in Omitama, Ibaraki, then changed back to the North Course of Seta Golf Course in Ōtsu, Shiga prefecture for 2018 events.
The tournament has had various names and sponsors throughout its history. Its current title sponsor is Toto Ltd. a Japanese bathroom products supplier.
Annika Sörenstam won the tournament five consecutive times from 2001 to 2005.
In 2007, Momoko Ueda of Japan scored a final round double eagle to win by two strokes over runners-up Maria Hjorth and Reilley Rankin.[1]
| Year | Dates | Champion | Country | Score | Venue | Purse ($) | Winner's share($) | |
|---|---|---|---|---|---|---|---|---|
| Nov 2–5 | 266 (–22) | Taiheiyo Club Minori Course | 2,000,000 | 300,000 | ||||
| Nov 3–6 | 268 (−20) | Seta Golf Course, North Course | 2,000,000 | 300,000 | ||||
| 20213 | Nov 5–7 | 272 (−16) | Seta Golf Course, North Course | ¥220,000,000 | ¥33,000,000 | |||
| 20202 | Nov 6–8 | 197 (−19) | Taiheiyo Club, Minori Course | ¥160,000,000 | ¥24,000,000 | |||
| Nov 8–10 | 199 (−17) | Seta Golf Course, North Course | 1,500,000 | 225,000 | ||||
| Nov 2–4 | 202 (−14) | Seta Golf Course, North Course | 1,500,000 | 225,000 | ||||
| Nov 3–5 | Shanshan Feng (2) | 197 (−19) | Taiheiyo Club, Minori Course | 1,500,000 | 225,000 | |||
| Nov 4–6 | 203 (−13) | Taiheiyo Club, Minori Course | 1,500,000 | 225,000 | ||||
| Nov 6–8 | 200 (−16)PO | Kashikojima Country Club in Shima | 1,500,000 | 225,000 | ||||
| Nov 7–9 | 205 (−11)PO | Kashikojima Country Club in Shima | 1,200,000 | 180,000 | ||||
| Nov 8–10 | 202 (−14) | Kashikojima Country Club in Shima | 1,200,000 | 180,000 | ||||
| Nov 2–4 | 205 (−11) | Kashikojima Country Club in Shima | 1,200,000 | 180,000 | ||||
| Nov 4–6 | Momoko Ueda (2) | 200 (−16)PO | Kashikojima Country Club in Shima | 1,200,000 | 180,000 | |||
| Nov 5–7 | Jiyai Shin (2) | 198 (−18) | Kashikojima Country Club in Shima | 1,200,000 | 180,000 | |||
| Nov 6–8 | 201 (−15) | Kashikojima Country Club in Shima | 1,400,000 | 210,000 | ||||
| Nov 7–9 | 201 (−15) | Kashikojima Country Club in Shima | 1,400,000 | 210,000 | ||||
| Nov 2–4 | 203 (−13) | Kashikojima Country Club in Shima | 1,400,000 | 210,000 | ||||
| Nov 3–5 | 202 (−14) | Kashikojima Country Club in Shima | 1,200,000 | 180,000 | ||||
| Nov 4–6 | Annika Sörenstam (5) | 195 (−21) | Seta Golf Course | 1,000,000 | 150,000 | |||
| Nov 5–7 | Annika Sörenstam (4) | 194 (−22) | Seta Golf Course | 1,000,000 | 150,000 | |||
| Oct 7–9 | Annika Sörenstam (3) | 192 (−24) | Seta Golf Course | 1,130,000 | 169,500 | |||
| Nov 8–10 | Annika Sörenstam (2) | 201 (−15) | Seta Golf Course | 1,130,000 | 169,500 | |||
| Nov 2–4 | 203 (−13) | Musashigaoka Golf Course | 1,080,000 | 162,000 | ||||
| Nov 3–5 | 204 (−12)PO | Seta Golf Course | 850,000 | 127,500 | ||||
| Nov 5–7 | 201 (−15) | Seta Golf Course | 800,000 | 120,000 | ||||
| Nov 6–8 | 205 (−11)PO | Musashigaoka Golf Course | 800,000 | 120,000 | ||||
| Nov 7–9 | Liselotte Neumann (2) | 205 (−11) | Seta Golf Course | 750,000 | 112,500 | |||
| Nov 1–3 | 212 (−4)PO | Tone Golf Club | 750,000 | 112,500 | ||||
| Nov 3–5 | Woo-Soon Ko (2) | 207 (−9) | Seta Golf Course | 700,000 | 105,000 | |||
| Nov 4–6 | 206 (−7) | Oak Hills Country Club | 700,000 | 105,000 | ||||
| Nov 5–7 | Betsy King (2) | 205 (−11) | Lions Country Club | 650,000 | 97,500 | |||
| Nov 6–8 | 205 (−11) | Musashigaoka Golf Course | 650,000 | 97,500 | ||||
| Nov 8–10 | 211 (−5) | Seta Golf Course | 550,000 | 82,500 | ||||
| Nov 2–4 | Debbie Massey (2) | 1331 (−11) | Musashigaoka Golf Course | 550,000 | 82,500 | |||
| Nov 3–5 | 205 (−11) | Seta Golf Course | 500,000 | 75,000 | ||||
| Nov 4–6 | Patty Sheehan (2) | 206 (−10)PO | Musashigaoka Golf Course | 450,000 | 67,500 | |||
| Nov 6–8 | 206 (−10) | Musashigaoka Golf Course | 350,000 | 52,500 | ||||
| Nov 7–9 | 213 (−3)PO | Lions Country Club | 300,000 | 45,000 | ||||
| Nov 8–10 | 206 (−10) | Musashigaoka Golf Course | 300,000 | 45,000 | ||||
| Nov 2–4 | 210 (−6)PO | Hiroshima Country Club | 300,000 | 41,250 | ||||
| Nov 11–13 | 206 (−10) | Musashigaoka Golf Course | 250,000 | 37,500 | ||||
| Nov 5–6 | 207 (−9) | Melshin-Yokaichi Country Club | 250,000 | 30,000 | ||||
| Nov 6–8 | 213 (−9) | Sagamihara Golf Club | 250,000 | 30,000 | ||||
| Nov 7–9 | 213 (−9)PO | Hanayashiki Golf Club | 225,000 | 26,250 | ||||
| Nov 1–3 | 211 (−11) | Hanayashiki Golf Club | 125,000 | 18,750 | ||||
| Nov 1–3 | 216 (−6)PO | Hanayashiki Golf Club | 125,000 | 18,750 | ||||
| Nov 1–3 | 220 (−2) | Hanayashiki Golf Club | 100,000 | 15,000 | ||||
| Nov 1–3 | 217 (−5) | Hanayashiki Golf Club | 100,000 | 15,000 | ||||
| 1975 | Oct 17–19 | 218 (−1) | Ibaraki Kokusai Golf Club | 100,000 | 15,000 | |||
| 1974 | Nov 1–3 | 218 (−4) | Horyuju Country Club | 100,000 | 15,000 | |||
| 1973 | Nov 29 – Dec1 | 216 (E) | Shin Sode-Gahara Country Club | 50,000 | 7,500 |