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

the fourth day of the month / four days

the third day of the month / three days

the tenth day of the month / ten days

daily necessities; goods for every day use

all day

幾日も幾日も: day after day

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

a birthday

one day, 24 hours / the daytime, the period from dawn until dusk / (figuratively) a short period of time / one day, someday, an unspecified day / the first day of the month