The Japan Open (currently sponsored by Rakuten) is a men's

tennis Tennis is a racket sport that is played either individually against a single opponent ( singles) or between two teams of two players each ( doubles). Each player uses a tennis racket that is strung with cord to strike a hollow rubber ball ...

tournament A tournament is a competition involving at least three competitors, all participating in a sport or game. More specifically, the term may be used in either of two overlapping senses: # One or more competitions held at a single venue and concentr ...

held in Ariake Tennis Forest Park with its center court

Ariake Coliseum is an indoor sporting arena in located in Ariake, Kōtō, Tokyo, Japan. It has a capacity of 10,000 and is one of the few professional tennis venues which has a retractable roof. Events The arena is used as the center court for the Japan ...

, located in Koto, Tokyo, Japan. It was originally founded in 1915 as the Japan International Championships. In 2018, the venue switched to the Musashino Forest Sports Plaza as the Ariake Coliseum is being renovated for the tennis events at the

2020 Summer Olympics The , officially the and also known as , was an international multi-sport event held from 23 July to 8 August 2021 in Tokyo, Japan, with some preliminary events that began on 21 July. Tokyo was selected as the host city during the 1 ...

. The championship includes men's singles and doubles competitions. From 1979 until 2008 the Japan Open was a joint tournament for both men and women. This is no longer the case in the aftermath of the Ariake Coliseum hosting another women's professional tournament, the

Pan Pacific Open The Pan Pacific Open ( ja, 東レパン・パシフィック・オープン・テニストーナメント), currently sponsored by Toray Industries, is a women's outdoor hardcourt tennis tournament held annually in Tokyo, Japan. It is a WTA 500-le ...

. On the women's side, the Japan Open was held until 2008 on the WTA Tour, and then it was downgraded to a $100,000+H

ITF Women's Circuit The ITF Women's World Tennis Tour, previously known as the ITF Women's Circuit, is a series of professional tennis tournaments run by the International Tennis Federation for female professional tennis players. History It serves as a developmental ...

event. In 2010, the women's event was discontinued. The men's event is part of the

ATP Tour 500 The ATP 500 tournaments (previously known as the ''ATP World Tour 500'' tournaments, ''ATP International Series Gold'', and ''ATP Championship Series'') are the fourth highest tier of annual men's tennis tournament after the four Grand Slam tour ...

series level of tournaments. Prior to the reorganization of the men's event with the advent of

ATP Tour The ATP Tour is a worldwide top-tier tennis tour for men organized by the Association of Tennis Professionals. The second-tier tour is the ATP Challenger Tour and the third-tier is the ITF Men's World Tennis Tour. The equivalent women's organ ...

, the Japan Open was known as the Tokyo Outdoor Grand Prix and was part of the Grand Prix tennis tour between 1973 and 1989.

Past finals

Men's singles

Women's singles

Men's doubles

Women's doubles

References

External links

Official website

Association of Tennis Professionals tournament profile
{{coord, 35.636, N, 139.791, E, region:JP-13_type:landmark_scale:50000, display=title Tennis tournaments in Japan Hard court tennis tournaments WTA Tour ATP Tour 500 ITF Women's World Tennis Tour Recurring sporting events established in 1972