Japanese Date

Japanese (Showa)
Convert
平成一二三
昭和四五六
正大七八九
治明十元年
12345
67890

Result

Gregorian (Christian) [AD]

Other calendars - 1972 

Gregorian year in Arabic
Taiwanese (Minguo)
Nepali (Bikram Samwat) [BS]
Gregorian year in Roman
Thai (Buddhist) [BE]