Men's Tennis:
Japan Open, Singles Champions by Year

Full list of singles winners, year by year, of the Japan Open for men, including champions, runner-ups and finals results of each tournament edition.

Surfaces:
= Hard
/
= Clay
Categories:
500
= ATP 500

* the current ATP 250, 500 and 1000 started in 1990 and their names changed through the years.

Men's Tennis: Japan Open, Singles Champions by Year

Year
Champion
Runner-up
500
2024
5-7, 7-6(8-6), 6-3
500
2023
500
2022
7-6(7-3), 7-6(7-2)
2021
Cancelled due to the COVID-19 pandemic
2020
Cancelled due to the COVID-19 pandemic
Year
Champion
Runner-up
500
2016
500
2014
7-6(7-5), 4-6, 6-4
Year
Champion
Runner-up
500
2012
7-6(7-5), 3-6, 6-0
500
2011
500
2010
Year
Champion
Runner-up
500
2006
500
2005
Wesley Moodie
1-6, 7-6(9-7), 6-4
500
2004
500
2002
500
2001
Michel Kratochvil
6-4, 6-2
Year
Champion
Runner-up
500
2000
500
1999
500
1998
500
1997
Lionel Roux
6-2, 3-6, 6-1
500
1995
Year
Champion
Runner-up
500
1994
500
1993
500
1992
500
1991
1989
Year
Champion
Runner-up
1986
Johan Carlsson
6-3, 6-1
1984
Terry Moor
6-3, 7-5
1983
Eliot Teltscher
7-5, 3-6, 6-1
Year
Champion
Runner-up
1982
Dominique Bedel
6-2, 2-6, 6-4
1981
Balázs Taróczy
Eliot Teltscher
6-3, 1-6, 7-6
1980
Eliot Teltscher
3-6, 6-4, 6-0
1979
Terry Moor
Pat DuPré
3-6, 7-6, 6-2
1978
Adriano Panatta
Pat DuPré
6-3, 6-3
1977
Kim Warwick
6-2, 6-1
Year
Champion
Runner-up
1976
Roscoe Tanner
Corrado Barazzutti
6-3, 6-2
1975
Raúl Ramírez
6-4, 7-5, 6-3
1974
John Newcombe
Ken Rosewall
3-6, 6-2, 6-3
1973
Ken Rosewall
John Newcombe
6-1, 6-4