(idiomatic) tiny, not enough room to swing a cat; literally, “a cat’s forehead”

big / broad, immense

room (of a house or hotel), chamber, apartment, flat / (sumo) a stable where rikishi live and train together under a shisho oyakata (stable master)

cat

forehead

framed picture / sum, amount

forehead / amount / frame

(slang) adult fans of an anime, a manga aimed at children

a cat

cat