2008 AIG Japan Open Tennis Championships – Men's singles
David Ferrer was the defending champion, but lost in the quarterfinals to Juan Martín del Potro.
Ninth-seeded Tomáš Berdych won in the final 6–1, 6–4, against Juan Martín del Potro. Wikipedia
Date: September 29, 2008
Location: Ariake Coliseum