Japan Tennis Association (JTA; Japanese: 日本テニス協会) is the governing body for professional and amateur tennis in Japan.

Founded in 1922 and recognized by International Lawn Tennis Federation (now International Tennis Federation) in 1923, it is one of the oldest organized sport organizations in Asia.

[2] Japan Tennis Association operates all of the Japanese national representative tennis sides, including the Japan Davis Cup team, the Japan Fed Cup team, the Japan Hopman Cup team and youth sides as well.

JTA is also responsible for organizing and hosting tennis tournaments within Japan and scheduling the home international fixtures.

The United States Lawn Tennis Association (now United States Tennis Association) played a major role in the formation of JTA, Julian Myrick the then president of the USTA and tennis promoter backed the membership of Japanese Tennis Association in the International Lawn Tennis Federation.