| Japan Open | |
|---|---|
| Tournament information | |
| Venue | Sumida Sangyo Kaikan |
| Location | Tokyo |
| Country | |
| Established | 1988 |
| Organisation(s) | WDF |
| Prize fund | YEN 660,000 |
| Current champion(s) | |
| | |
The Japan Open [1] is a darts tournament that has been held annually since 2005.
| Year | Champion | Av. | Score | Runner-Up | Av. | Prize Money | Venue | ||
|---|---|---|---|---|---|---|---|---|---|
| Total | Ch. | R.-Up | |||||||
| 1988 | | n/a | beat | | n/a | n/a | n/a | n/a | Tokyo |
| 1989 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 1990 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 1991 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 1992 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 1993 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 1995 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 1996 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 1997 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 1999 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2000 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2001 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2002 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2003 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2004 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2005 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2006 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2007 | | n/a | beat | | n/a | YEN 448,000 | YEN 120,000 | YEN 60,000 | Yokohama Country Club, Yokohama |
| 2008 | | n/a | 5 – 2 | | n/a | YEN 448,000 | YEN 120,000 | YEN 60,000 | |
| 2009 | | n/a | 5 – 4 | | n/a | YEN 448,000 | YEN 120,000 | YEN 60,000 | Ota Ward Ikegami Hall, Tokyo |
| 2010 | | n/a | 5 – 2 | | n/a | YEN 448,000 | YEN 120,000 | YEN 60,000 | Ota City Industrial Plaza, Tokyo |
| 2010 | | n/a | beat | | n/a | YEN 180,000 | YEN 70,000 | YEN 30,000 | |
| 2011 | | n/a | beat | | n/a | YEN 660,000 | YEN 250,000 | YEN 150,000 | Ota Ward Ikegami Hall, Tokyo |
| 2012 | | n/a | beat | | n/a | YEN 210,000 | YEN 60,000 | YEN 30,000 | |
| 2013 | | n/a | beat | | n/a | YEN 680,000 | YEN 500,000 | YEN 100,000 | PIO Hall, Tokyo |
| 2014 | | n/a | beat | | n/a | YEN 660,000 | YEN 250,000 | YEN 150,000 | |
| 2015 | | 93.30 | 6 – 2 | | 89.82 | YEN 660,000 | YEN 250,000 | YEN 150,000 | Ota-Ku Sangyo Plaza, Tokyo |
| 2016 | | 75.78 | 6 – 0 | | 64.56 | YEN 660,000 | YEN 250,000 | YEN 150,000 | |
| 2017 | | n/a | beat | | n/a | YEN 660,000 | YEN 250,000 | YEN 150,000 | |
| 2018 | | n/a | beat | | n/a | YEN 620,000 | YEN 300,000 | YEN 100,000 | |
| 2019 | | n/a | 5 – 4 | | n/a | YEN 870,000 | YEN 500,000 | YEN 150,000 | |
| 2022 | | n/a | 5 – 3 | | n/a | YEN 716,000 | YEN 200,000 | YEN 100,000 | Sumida Sangyo Kaikan, Tokyo |
| 2023 | | n/a | 5 – 4 | | n/a | ||||
| Year | Champion | Av. | Score | Runner-Up | Av. | Prize Money | Venue | ||
|---|---|---|---|---|---|---|---|---|---|
| Total | Ch. | R.-Up | |||||||
| 1991 | | n/a | beat | | n/a | n/a | n/a | n/a | Tokyo |
| 1993 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 1995 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 1999 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2000 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2001 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2002 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2003 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2004 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2005 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2006 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2007 | | n/a | beat | | n/a | n/a | n/a | n/a | Yokohama Country Club, Yokohama |
| 2008 | | n/a | 4 – 2 | | n/a | n/a | n/a | n/a | |
| 2009 | | n/a | 4 – 2 | | n/a | n/a | n/a | n/a | Ota Ward Ikegami Hall, Tokyo |
| 2010 | | n/a | 4 – 3 | | n/a | n/a | n/a | n/a | Ota City Industrial Plaza, Tokyo |
| 2010 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2011 | | n/a | beat | | n/a | n/a | n/a | n/a | Ota Ward Ikegami Hall, Tokyo |
| 2012 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2013 | | n/a | beat | | n/a | n/a | n/a | n/a | PIO Hall, Tokyo |
| 2014 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2015 | | 75.72 | 5 – 2 | | 67.14 | n/a | n/a | n/a | Ota-Ku Sangyo Plaza, Tokyo |
| 2016 | | 75.27 | 5 – 3 | | 71.13 | n/a | n/a | n/a | |
| 2017 | | n/a | beat | n/a | n/a | n/a | n/a | ||
| 2018 | | n/a | beat | | n/a | n/a | n/a | n/a | |
| 2019 | | n/a | 5 – 1 | | n/a | n/a | n/a | n/a | |
| 2022 | | n/a | 5 – 0 | | n/a | YEN 308,000 | YEN 100,000 | YEN 50,000 | Sumida Sangyo Kaikan, Tokyo |