Japan 
Japanese swimmerBirthdays by Profession
- Actor (11)
- Association football player (10)
- Seiyū (5)
- Writer (4)
- Poet (4)
- Singer (4)
- Politician (4)
- Tarento (3)
- Composer (3)
- Animator (2)
- Professional wrestler (2)
- Translator (2)
- Novelist (2)
- Journalist (2)
- Model (2)
- Athletics competitor (2)
- Baseball player (2)
- Singer-songwriter (2)
- Announcer (2)
- Swimmer (2)
Birthdays by Region
- Tokyo (13)
- Hiroshima Prefecture (3)
- Kantō region (3)
- Fukui Prefecture (2)
- Okayama Prefecture (2)
- Kyōto Prefecture (2)
- Hyōgo Prefecture (2)
- Aomori Prefecture (2)
- Tokyo Prefecture (2)
- Miyagi Prefecture (2)
- Kanagawa Prefecture (2)
- Chiba Prefecture (1)
- Fukuoka Prefecture (1)
- Ōsaka Prefecture (1)
- Fukushima Prefecture (1)
- Iwate Prefecture (1)
- Toyama Prefecture (1)
- Ōita Prefecture (1)
- Nagano Prefecture (1)
- Mie Prefecture (1)
