The 2001 AIG Japan Open Tennis Championships was a tennis tournament played on outdoor hard courts at the Ariake Coliseum in Tokyo in Japan that was part of the International Series Gold of the 2001 ATP Tour and of Tier III of the 2001 WTA Tour. The tournament ran from October 1 through October 7, 2001. Lleyton Hewitt and Monica Seles won the singles titles.
Lleyton Hewitt defeated Michel Kratochvil 6âÂÂ4, 6âÂÂ2
Monica Seles defeated Tamarine Tanasugarn 6âÂÂ3, 6âÂÂ2
Rick Leach / David Macpherson defeated Paul Hanley / Nathan Healey 1âÂÂ6, 7âÂÂ6<sup>(8âÂÂ6)</sup>, 7âÂÂ6<sup>(7âÂÂ4)</sup>
Liezel Huber / Rachel McQuillan defeated Janet Lee / Wynne Prakusya 6âÂÂ2, 6âÂÂ0