Japan 
Japanese swimmerBirthdays by Profession
- Association football player (23)
- Seiyū (5)
- Swimmer (4)
- Actor (4)
- Baseball player (4)
- Composer (2)
- Professional wrestler (2)
- Singer-songwriter (2)
- Child actor (2)
- Athletics competitor (2)
- Ski jumper (2)
- Volleyball player (2)
- Amateur wrestler (2)
- Hurdler (1)
- Handball player (1)
- Kickboxer (1)
- Ice hockey player (1)
- American football player (1)
- Mangaka (1)
- Go player (1)
Birthdays by Region
- Tokyo (12)
- Hokkaidō Prefecture (5)
- Kanagawa Prefecture (5)
- Hyōgo Prefecture (3)
- Hiroshima Prefecture (3)
- Shiga Prefecture (2)
- Toyama Prefecture (2)
- Nara Prefecture (2)
- Chiba Prefecture (2)
- Ibaraki Prefecture (2)
- Fukushima Prefecture (2)
- Ōsaka Prefecture (2)
- Fukuoka Prefecture (1)
- Aichi Prefecture (1)
- Mie Prefecture (1)
- Aomori Prefecture (1)
- Tochigi Prefecture (1)
- Kyōto Prefecture (1)
- Yamaguchi Prefecture (1)
- Okinawa Prefecture (1)
Birthdays by Place
- Tokyo (10)
- Kagoshima (2)
- Niigata Prefecture (1)
- Shiga Prefecture (1)
- Takaoka (1)
- Hokkaidō (1)
- Shizuoka (1)
- Fukushima Prefecture (1)
- Asahikawa (1)
- Nagoya (1)
- Naka-ku (1)
- Ōmihachiman (1)
- Aki District (1)
- Tomakomai (1)
- Kakogawa (1)
- Kita-ku (1)
- Ashikaga (1)
- Ichikawa (1)
- Tokushima Prefecture (1)
- Setagaya-ku (1)
