Arthur Fils defeated Ugo Humbert in the final, 5–7, 7–6(8–6), 6–3 to win the singles tennis title at the 2024 Japan Open. He saved a championship point en route to his third ATP Tour title (and first on hardcourt). Humbert was contending to become the first player in ATP Tour history to win his first seven finals.

Ben Shelton was the defending champion, but lost in the quarterfinals to Fils.

Seeds

Draw

Finals

Top half

Bottom half

Qualifying Seeds

Qualifiers

Qualifying draw

First qualifier

Second qualifier

Third qualifier

Fourth qualifier

References

External links Main draw Qualifying draw