Japan 
swimmerBirthdays by Profession
- Actor (8)
- Association football player (6)
- Singer (5)
- Seiyū (5)
- Baseball player (4)
- Composer (4)
- Military personnel (4)
- Politician (4)
- Writer (4)
- Screenwriter (4)
- Film director (4)
- Record producer (3)
- Model (3)
- Lawyer (3)
- Tarento (3)
- Musician (3)
- Businessperson (3)
- Swimmer (2)
- Video game developer (2)
- Singer-songwriter (2)
Birthdays by Region
- Tokyo (12)
- Ōsaka Prefecture (6)
- Hyōgo Prefecture (4)
- Chiba Prefecture (4)
- Hiroshima Prefecture (3)
- Aichi Prefecture (3)
- Kanagawa Prefecture (3)
- Ōita Prefecture (2)
- Fukushima Prefecture (2)
- Kantō region (2)
- Kyōto Prefecture (2)
- Tochigi Prefecture (2)
- Nagasaki Prefecture (1)
- Niigata Prefecture (1)
- Fukui Prefecture (1)
- Fukuoka Prefecture (1)
- Yamanashi Prefecture (1)
- Akita Prefecture (1)
- Yamaguchi Prefecture (1)
- Wakayama Prefecture (1)
Birthdays by Place
- Tokyo (9)
- Ōsaka Prefecture (3)
- Hyōgo Prefecture (2)
- Ōsaka (2)
- Aichi Prefecture (2)
- Saitama Prefecture (2)
- Hiroshima (2)
- Niigata Prefecture (1)
- Obama (1)
- Miyazaki (1)
- Saga Prefecture (1)
- Ōita (1)
- Fukuoka Prefecture (1)
- Wakayama Prefecture (1)
- Yonago (1)
- Ichinomiya (1)
- Chōshi (1)
- Ōita Prefecture (1)
- Yawata (1)
- Kōbe (1)
