(informal) practice "boyfriend"

(historical) A 1939 Japanese government policy applied to then Korean colony which forced Koreans to change their surnames to Japanese-style surnames; abolished in 1945.

Synonym of レオミュール度 (Reomyūru-do, “Réaumur scale”)

(obsolete) in ancient Japan, the role driving away devils at a certain religious ceremony, or the driver of the hearse carrying the coffin of a deceased emperor