Japan 
Japanese scientistBirthdays by Profession
- Association football player (511)
- Actor (243)
- Singer (127)
- Seiyū (126)
- Politician (124)
- Baseball player (122)
- Mangaka (61)
- Composer (56)
- Writer (56)
- Tarento (56)
- Athletics competitor (52)
- Screenwriter (48)
- Film director (46)
- Model (45)
- Novelist (44)
- Professional wrestler (43)
- Rikishi (40)
- Samurai (29)
- Singer-songwriter (28)
- Swimmer (27)
Birthdays by Region
- Tokyo (333)
- Kanagawa Prefecture (135)
- Ōsaka Prefecture (113)
- Hokkaidō Prefecture (112)
- Kantō region (94)
- Chiba Prefecture (85)
- Hyōgo Prefecture (79)
- Shizuoka Prefecture (73)
- Fukuoka Prefecture (70)
- Aichi Prefecture (54)
- Kyōto Prefecture (52)
- Hiroshima Prefecture (41)
- Nagano Prefecture (31)
- Kumamoto Prefecture (31)
- Ibaraki Prefecture (29)
- Tochigi Prefecture (27)
- Niigata Prefecture (25)
- Okinawa Prefecture (25)
- Gifu Prefecture (25)
- Miyagi Prefecture (24)
Birthdays by Place
- Tokyo (223)
- Ōsaka (45)
- Kanagawa Prefecture (42)
- Chiba Prefecture (41)
- Hokkaidō (39)
- Saitama Prefecture (36)
- Yokohama (35)
- Ōsaka Prefecture (32)
- Kyoto (29)
- Hyōgo Prefecture (29)
- Hiroshima (27)
- Shizuoka Prefecture (24)
- Fukuoka Prefecture (24)
- Kōbe (22)
- Chiba (22)
- Sapporo (22)
- Saitama (19)
- Shizuoka (18)
- Kawasaki (17)
- Ibaraki Prefecture (16)
