Entry
  1. Noun, Noun which may take the genitive case particle 'no'

    one-year-old; one year old

    彼は4歳と1歳の2児の父親だ。
    He has two children, aged 4 and 1.

Also written 一才【いっさい】1歳【いっさい】1才【いっさい】

Pitch on OJAD

Characters in this word

2
Strokes: KanjiVG, CC BY-SA 3.0

one, one radical (no.1)

Kun
ひと-ひと.つ
On
イチイツ
Strokes
1
Taught
Grade 1
JLPT
N5
Frequency
2 of 2500
Radical
one
WaniKani
Level 1

Built from

Used in names as

かずいっいるかつかづてんはじめひとつまこと

Dictionary and index codes (34)
CodeReference
4-1-4SKIP code
0a1.1The Kanji Dictionary
1000.0Four corner code
3072deroo
4e00Unicode hex code
1-16-76JIS X 0208-1997 kuten code
1Classic Nelson (Andrew Nelson)
1New Nelson (John Haig)
3341New Japanese-English Character Dictionary (Jack Halpern)
4148Kodansha Kanji Dictionary (Jack Halpern)
2105Kodansha Kanji Learner’s Dictionary (Jack Halpern)
2850Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern)
1Remembering The Kanji (James Heisig)
1Remembering The Kanji, 6th edition (James Heisig)
4A New Dictionary of Kanji Usage
3Japanese Names (P.G. O’Neill)
1Essential Kanji (P.G. O’Neill)
1Morohashi
1A Guide To Remembering Japanese Characters (Kenneth G. Henshall)
2Kanji and Kana (Spahn and Hadamitzky)
2Kanji and Kana, 2nd Edition (Spahn and Hadamitzky)
1sakade
1Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki)
1henshall3
1Tuttle Kanji Cards (Alexander Kask)
1crowley
1Kanji in Context (Nishiguchi and Kono)
1.Abusy_people
1Kodansha Compact Kanji Guide
1Les Kanjis dans la tête (Yves Maniette)
yi1Pinyin reading
ilKorean reading
n5JLPT level (KANJIDIC2)
1WaniKani level
Strokes: KanjiVG, CC BY-SA 3.0

year-end, age, occasion, opportunity

Kun
としとせよわい
On
サイセイ
Strokes
13
Taught
Junior high
JLPT
N3
Frequency
269 of 2500
Radical
stop
WaniKani
Level 46

Built from

Dictionary and index codes (30)
CodeReference
2-4-9SKIP code
4n9.5The Kanji Dictionary
2125.3Four corner code
1259deroo
6b73Unicode hex code
1-26-48JIS X 0208-1997 kuten code
2434Classic Nelson (Andrew Nelson)
2962New Nelson (John Haig)
2490New Japanese-English Character Dictionary (Jack Halpern)
3131Kodansha Kanji Dictionary (Jack Halpern)
1605Kodansha Kanji Learner’s Dictionary (Jack Halpern)
2190Kodansha Kanji Learner’s Dictionary, 2nd Edition (Jack Halpern)
512Remembering The Kanji (James Heisig)
551Remembering The Kanji, 6th edition (James Heisig)
550A New Dictionary of Kanji Usage
1995Japanese Names (P.G. O’Neill)
1418Essential Kanji (P.G. O’Neill)
16326PMorohashi
1294A Guide To Remembering Japanese Characters (Kenneth G. Henshall)
479Kanji and Kana (Spahn and Hadamitzky)
487Kanji and Kana, 2nd Edition (Spahn and Hadamitzky)
653Japanese Kanji Flashcards (Max Hodges and Tomoko Okazaki)
1636Tuttle Kanji Cards (Alexander Kask)
703Kanji in Context (Nishiguchi and Kono)
1131Kodansha Compact Kanji Guide
394Les Kanjis dans la tête (Yves Maniette)
sui4Pinyin reading
seKorean reading
n3JLPT level (KANJIDIC2)
46WaniKani level