Japan 
Japanese stem-cell researcherBirthdays by Profession
- Association football player (386)
- Actor (277)
- Seiyū (153)
- Politician (144)
- Singer (128)
- Baseball player (124)
- Composer (64)
- Film director (60)
- Model (59)
- Mangaka (59)
- Samurai (58)
- Writer (57)
- Tarento (50)
- Professional wrestler (48)
- Military personnel (48)
- Athletics competitor (41)
- Volleyball player (39)
- Novelist (39)
- Screenwriter (39)
- Musician (37)
Birthdays by Region
- Tokyo (387)
- Kanagawa Prefecture (124)
- Ōsaka Prefecture (123)
- Hokkaidō Prefecture (101)
- Fukuoka Prefecture (84)
- Kantō region (76)
- Chiba Prefecture (70)
- Aichi Prefecture (69)
- Hyōgo Prefecture (67)
- Kyōto Prefecture (65)
- Hiroshima Prefecture (56)
- Shizuoka Prefecture (55)
- Kumamoto Prefecture (40)
- Okinawa Prefecture (33)
- Ibaraki Prefecture (32)
- Miyagi Prefecture (24)
- Nagasaki Prefecture (24)
- Yamaguchi Prefecture (23)
- Nagano Prefecture (23)
- Mie Prefecture (22)
Birthdays by Place
- Tokyo (249)
- Ōsaka (56)
- Kanagawa Prefecture (41)
- Yokohama (36)
- Saitama Prefecture (35)
- Ōsaka Prefecture (34)
- Kyoto (32)
- Hiroshima (32)
- Hokkaidō (31)
- Fukuoka (29)
- Nagoya (27)
- Chiba Prefecture (26)
- Fukuoka Prefecture (25)
- Hyōgo Prefecture (21)
- Kumamoto (20)
- Saitama (20)
- Sapporo (19)
- Kōbe (18)
- Kyōto Prefecture (17)
- Aichi Prefecture (17)
