a place in Izumo, Shimane, famous for production of nori

(Internet slang) secret personal account (on social media, especially Twitter and Instagram (finsta), as opposed to one's openly used account)

back and front; both sides / inside out / disparity between appearance and true qualities; two-faced / ins and outs

(music) syncopated beat, an accented part of a rhythm marked by syncopation

empty theory; an armchair theory

back page; back cover

fortune cookie

leap second

hooray! (in the context of Russia or the Soviet Union)

to outwit; to defeat with the unexpected