Japan 
Olympic swimmerBirthdays by Profession
- Association football player (18)
- Actor (12)
- Singer (7)
- Politician (5)
- Film director (5)
- Mangaka (4)
- Seiyū (4)
- Baseball player (4)
- Screenwriter (4)
- Television actor (3)
- Composer (3)
- Volleyball player (3)
- Mixed martial artist (2)
- Novelist (2)
- Child actor (2)
- Model (2)
- Film actor (2)
- Samurai (2)
- Swimmer (2)
- Athletics competitor (2)
Birthdays by Region
- Tokyo (17)
- Ōsaka Prefecture (4)
- Fukuoka Prefecture (4)
- Shizuoka Prefecture (3)
- Hyōgo Prefecture (3)
- Aichi Prefecture (3)
- Kantō region (2)
- Kyōto Prefecture (2)
- Ōita Prefecture (2)
- Chiba Prefecture (2)
- Hokkaidō Prefecture (2)
- Okayama Prefecture (2)
- Ibaraki Prefecture (2)
- Kanagawa Prefecture (2)
- Miyagi Prefecture (2)
- Yamanashi Prefecture (1)
- Shiga Prefecture (1)
- Nara Prefecture (1)
- Tochigi Prefecture (1)
- Nagano Prefecture (1)
Birthdays by Place
- Tokyo (15)
- Sendai (2)
- Saitama Prefecture (2)
- Aichi Prefecture (2)
- Fukuoka (2)
- Fukuoka Prefecture (2)
- Kyoto (2)
- Kawasaki (2)
- Nakatsu (2)
- Kagoshima (1)
- Shizuoka Prefecture (1)
- Shima (1)
- Shimane Prefecture (1)
- Ichikawa (1)
- Amagasaki (1)
- Hokkaidō (1)
- Shiga Prefecture (1)
- Machida (1)
- Okayama (1)
- Tokyo (1)
