Japan 
Japanese cryptographerBirthdays by Profession
- Association football player (11)
- Actor (7)
- Composer (5)
- Mangaka (3)
- Athletics competitor (3)
- Politician (3)
- Comedian (3)
- Film director (2)
- Engineer (2)
- Seiyū (2)
- Music pedagogue (2)
- Illustrator (2)
- Screenwriter (2)
- Swimmer (2)
- Judoka (2)
- Volleyball player (2)
- Musician (2)
- Military personnel (2)
- Tarento (2)
- Shogi player (2)
Birthdays by Region
- Tokyo (13)
- Kanagawa Prefecture (7)
- Ōsaka Prefecture (7)
- Fukuoka Prefecture (4)
- Hokkaidō Prefecture (2)
- Kumamoto Prefecture (2)
- Aichi Prefecture (2)
- Nagasaki Prefecture (1)
- Hiroshima Prefecture (1)
- Okayama Prefecture (1)
- Tochigi Prefecture (1)
- Shiga Prefecture (1)
- Shizuoka Prefecture (1)
- Shikoku (1)
- Hyōgo Prefecture (1)
- Kyōto Prefecture (1)
- Yamanashi Prefecture (1)
- Nagano Prefecture (1)
- Yamaguchi Prefecture (1)
- Kantō region (1)
