Japan 
synchronized swimmerBirthdays by Profession
- Actor (16)
- Seiyū (12)
- Singer (8)
- Composer (5)
- Association football player (4)
- Baseball player (3)
- Novelist (3)
- Athletics competitor (3)
- Swimmer (3)
- Model (2)
- Politician (2)
- Volleyball player (2)
- Synchronized swimmer (2)
- Photographer (2)
- Songwriter (2)
- Sprinter (2)
- Golfer (2)
- Speed skater (2)
- Film actor (2)
- Professional wrestler (2)
Birthdays by Region
- Tokyo (15)
- Aichi Prefecture (7)
- Kanagawa Prefecture (5)
- Hokkaidō Prefecture (4)
- Ōsaka Prefecture (3)
- Chiba Prefecture (3)
- Hyōgo Prefecture (3)
- Shizuoka Prefecture (3)
- Fukuoka Prefecture (2)
- Kyōto Prefecture (2)
- Akita Prefecture (2)
- Kantō region (2)
- Ehime Prefecture (1)
- Iwate Prefecture (1)
- Shiga Prefecture (1)
- Aomori Prefecture (1)
- Shikoku (1)
- Shimane Prefecture (1)
- Ishikawa Prefecture (1)
- Gifu Prefecture (1)
Birthdays by Place
- Tokyo (11)
- Nagoya (4)
- Kanagawa Prefecture (3)
- Chiba Prefecture (2)
- Ōsaka Prefecture (2)
- Obihiro (2)
- Numazu (2)
- Chiba (1)
- Tokushima (1)
- Tokyo (1)
- Kagoshima Prefecture (1)
- Seto (1)
- Toku-no-shima (1)
- Kanegasaki (1)
- Hiroshima Prefecture (1)
- Kōbe (1)
- Aomori Prefecture (1)
- Yuzawa (1)
- Kagawa Prefecture (1)
- Yokohama (1)
