Kanji: 一

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JLPT Level:	JLPT N5 (beginner level)
Kanken Level:	Kanken Level 10 (learned at completion of 1st grade)
Grade:	Taught during the 1st grade in Japan
Radical:	一 Radical name: いち
Meaning:	One, one radical (no.1)
Usage:	Appears very frequently in Japanese newspapers; only about 1 kanji are used more often.

JLPT Level	Word	Meaning
N5	一(いち)	one
N5	一日(いちにち)	one day
N5	一緒(いっしょ)	together
N5	一昨日(おととい)	day before yesterday
N5	一昨年(おととし)	year before last
N5	一日(ついたち)	first day of month
N5	一(ひと)つ	one
N5	一月(ひとつき)	one month
N5	一人(ひとり)	one person
N5	もう一度(いちど)	again
N4	一度(いちど)	once
N4	一生懸命(いっしょうけんめい)	with utmost effort
N3	一時(いちじ)	moment, time
N3	一度(いちど)に	all at once
N3	一番(いちばん)	best, first, number one
N3	一家(いっか)	a house, a home, a family, a household
N3	一種(いっしゅ)	a species, a kind, a variety
N3	一瞬(いっしゅん)	a moment, an instant
N3	一生(いっしょう)	whole life, a lifetime, all through life
N3	一層(いっそう)	much more, still more, all the more
N3	一体(いったい)	(1) one object, one body, (2) what on earth?, really?, (3) generally
N3	一致(いっち)	(1) coincidence, agreement, (2) conformity
N3	一般(いっぱん)	general, liberal, universal, ordinary, average
N3	一方(いっぽう)	(1) on the other hand, (2) meanwhile, (3) only, simple, in turn
N3	同一(どういつ)	identity, sameness, similarity
N3	一言(ひとこと)	single word
N3	一人一人(ひとりひとり)	one by one, each, one at a time
N3	万一(まんいち)	by some chance, by some possibility, if by any chance, 10E4:1 odds
N3	唯一(ゆいいつ)	only, sole, unique
N2	一応(いちおう)	once, tentatively, in outline, for the time being
N2	一段(いちだん)と	greater, more, further, still more
N2	一流(いちりゅう)	first class, top grade, foremost, top-notch
N2	一昨日(いっさくじつ)	day before yesterday
N2	一昨年(いっさくねん)	year before last
N2	一斉(いっせい)	simultaneous, all at once
N2	一旦(いったん)	once, for a moment, one morning, temporarily
N2	一定(いってい)	fixed, settled, definite
N2	一昨昨日(さきおととい)	two days before yesterday
N2	統一(とういつ)	unity, consolidation, uniformity
N2	一通(ひととお)り	ordinary, usual, in general, briefly
N2	一休(ひとやす)み	a rest
N1	一々(いちいち)	one by one, separately
N1	一概(いちがい)に	unconditionally, as a rule
N1	一見(いちげん)	unfamiliar, never before met
N1	一言(いちげん)	single word
N1	一定(いちじょう)	fixed, settled, definite, uniform, regularized, defined, standardized, certain, prescribed
N1	一同(いちどう)	all present, all concerned, all of us
N1	一人(いちにん)	one person
N1	一部(いちぶ)	1. one copy e.g. of a document, 2. a part, partly, some
N1	一部分(いちぶぶん)	a part
N1	一別(いちべつ)	parting
N1	一面(いちめん)	one side, one phase, front page, the other hand, the whole surface
N1	一目(いちもく)	a glance, a look, a glimpse
N1	一様(いちよう)	uniformity, evenness, similarity, equality, impartiality
N1	一律(いちりつ)	evenness, uniformity, monotony, equality
N1	一連(いちれん)	a series, a chain, a ream (of paper)
N1	一括(いっかつ)	all together, batch, one lump, one bundle, summing up
N1	一気(いっき)	drink!(said repeatedly as a party cheer)
N1	一挙(いっきょ)に	at a stroke, with a single swoop
N1	一切(いっさい)	all, everything, without exception, the whole, entirely, absolutely
N1	一心(いっしん)	one mind, wholeheartedness, the whole heart
N1	一帯(いったい)	a region, a zone, the whole place
N1	一敗(いっぱい)	one defeat
N1	一変(いっぺん)	complete change, about-face
N1	単一(たんいつ)	single, simple, sole, individual, unitory
N1	第一(だいいち)	first, foremost, # 1
N1	一息(ひといき)	puffy, a breath, a pause, an effort
N1	一頃(ひところ)	once, some time ago
N1	一筋(ひとすじ)	a line, earnestly, blindly, straightforwardly
N2	一隻(いっせき)	one ship