一

piece (e.g. poetry); poem; essay; book; story

first period (e.g. first class in school day)

one eye; single lens (e.g. camera)

wholeheartedly; single-mindedly; earnestly; intently; determinedly

obstinate; stubborn; inflexible

the lone woman (e.g. bright flower) in a group

(a) moment; an instant

at top speed

one time (place)

With neg. sentence

(not) at all; (not) a bit; (not) in the least; (not) in the slightest

one tanka; one poem

one difficulty; one danger

Colloquial

first thing in the afternoon

one flower; single flower

Nouns which may take the genitive case particle 'no'

success; prosperity

first report (esp. of an incident or news story); initial report

one-liner; funny joke; gag; quick trick

primary significance; primary importance; first principle

Buddhism

absolute truth; ultimate truth

private opinion; personal view; personal opinion

single-minded (esp. personality or person); one-track mind

one effort; one action

first wave

one question

firstborn; first child; eldest child

an art; one talent