reverse side / back / other side

account of a matter only known to insiders / backstory

Alternative spelling of うるせえ

Rabaul (a township in Papua New Guinea). It was occupied by the Japanese during World War II.

(2channel slang) Someone tell me!

natural language understanding

Christianity

Kyūjitai form of 仏教: Buddhism

assistant teacher, teaching assistant

a religion or religious sect that is officially recognized by the state / exotericism, the imparting of knowledge or learning to the public