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

task; (doing a) bit of work / difficult task; hard work

(slang) the only choice, the one possible option

a male given name

one letter, one character

a surname

to start again from scratch

(informal) last one remaining (as of an item at the store, etc.)

trouble (distressful or dangerous situation)