(alcoholism) Synonym of 一杯 (ippai, “one cup”) / (alcoholism) drinking

a day or two / today or tomorrow / tomorrow or the day after tomorrow

a male given name

one small animal

one dog

One slice or cut of something.

one shaku and one sun

in ancient China, the paperboard on which the imperial decree was written, or the imperial decree

Used other than figuratively or idiomatically: see 一, 発. / doing something only once / (baseball, informal) home run

(a duration of) one year / an unspecified year in the past