Japan 
Japanese Olympic swimmerBirthdays by Profession
- Association football player (11)
- Actor (9)
- Singer (8)
- Seiyū (6)
- Tarento (4)
- Swimmer (3)
- Composer (3)
- Rower (3)
- Novelist (2)
- Film director (2)
- Record producer (2)
- Water polo player (2)
- Model (2)
- Japanese idol (2)
- Volleyball player (2)
- Singer-songwriter (2)
- Songwriter (2)
- Photographer (2)
- Badminton player (2)
- Military personnel (2)
Birthdays by Region
- Tokyo (15)
- Kanagawa Prefecture (5)
- Nagano Prefecture (4)
- Hyōgo Prefecture (3)
- Kantō region (3)
- Chiba Prefecture (3)
- Shizuoka Prefecture (2)
- Miyagi Prefecture (2)
- Fukuoka Prefecture (2)
- Akita Prefecture (2)
- Kumamoto Prefecture (2)
- Hokkaidō Prefecture (2)
- Ibaraki Prefecture (2)
- Aichi Prefecture (1)
- Shikoku (1)
- Toyama Prefecture (1)
- Ehime Prefecture (1)
- Ōsaka Prefecture (1)
- Mie Prefecture (1)
- Fukushima Prefecture (1)
Birthdays by Place
- Tokyo (8)
- Hachiōji (2)
- Sendai (2)
- Hyōgo Prefecture (2)
- Chiba Prefecture (2)
- Yokohama (2)
- Aichi Prefecture (1)
- Shinjuku-ku (1)
- Kazuno (1)
- Fujimi (1)
- Toyama (1)
- Nagano (1)
- Hamamatsu (1)
- Tokyo (1)
- Nara Prefecture (1)
- Saitama Prefecture (1)
- Nagano Prefecture (1)
- Kyōto Prefecture (1)
- Hokkaidō (1)
- Hannan (1)
