Japan Tennis Open 2024 Winners. Running from september 25 to october 1, the 2024 japan open is one of two atp 500 tournaments being played during that week. Wta 250 tournament played in osaka, japan.
By tennis.com sep 30, 2024. For 2024, the winner at the japan open will take home $340,010, which translates to โฌ315,329 and ยฃ266,105.