two days, a two-day period / the second day after some set point in time / the second day of the month

(Internet slang) opening 2 different windows (chatroom, etc.) at the same time

the last volume in a two- or three-volume set

smallness; small size, small (sometimes used as an abbreviation for small serving, etc.) / Short for 小の月 (shō no tsuki).

sun / daytime, daylight / day

casting mold

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

(archaic, possibly obsolete) two days, a two-day period

(idiomatic) under the sun / below the date

two, 2 / second