A Japanese children's game, similar to blind man's buff: The one in the middle is the demon, or 'It'. The demon has to keep their eyes covered while the others sing or chant and circle around him. When they stop, the demon has to guess who is sitting behind them.

two persons / a couple, pair / (poetic) the two of us, we two

twenty years old

the twentieth day of the month / twenty days / Short for 二十日鼠 (hatsuka nezumi): a house mouse

two-story / two-storied

you, thou / this, that / only

type of greenling, of the family Hexagrammidae, (fish)

expenses

facing one another and being intimate / copulation; intercourse

(intransitive) to wake up