Japan 
Japanese swimmer
Birthdays by Profession
- Association football player (24)
- Actor (17)
- Singer (8)
- Politician (8)
- Seiyū (7)
- Tarento (6)
- Composer (4)
- Musician (3)
- Model (3)
- Baseball player (3)
- Businessperson (2)
- Swimmer (2)
- Amateur wrestler (2)
- Rikishi (2)
- Rower (2)
- Badminton player (2)
- Ice hockey player (2)
- Military personnel (2)
- Film producer (1)
- Announcer (1)
Birthdays by Region
- Tokyo (21)
- Kanagawa Prefecture (7)
- Ōsaka Prefecture (6)
- Hiroshima Prefecture (4)
- Shizuoka Prefecture (3)
- Akita Prefecture (3)
- Kumamoto Prefecture (2)
- Ibaraki Prefecture (2)
- Aichi Prefecture (2)
- Hokkaidō Prefecture (2)
- Chiba Prefecture (2)
- Fukuoka Prefecture (2)
- Gunma Prefecture (2)
- Iwate Prefecture (2)
- Toyama Prefecture (2)
- Miyagi Prefecture (2)
- Tochigi Prefecture (1)
- Mie Prefecture (1)
- Tokyo Prefecture (1)
- Kyōto Prefecture (1)
