壱

See also: 壹 and 弌

壱 U+58F1, 壱 CJK UNIFIED IDEOGRAPH-58F1 ← 声 [U+58F0] CJK Unified Ideographs 売 → [U+58F2]

Translingual

Stroke order

Japanese	壱
Simplified	壹
Traditional	壹

Han character

壱 (Kangxi radical 33, 士+4, 7 strokes, cangjie input 土月心 (GBP), four-corner 4071₂, composition ⿳士冖匕)

Related characters

• 壹 (Orthodox traditional form of 壱)

References

• Kangxi Dictionary: not present, would follow page 243, character 4
• Dai Kanwa Jiten: character 5647
• Dae Jaweon: page 483, character 8
• Hanyu Da Zidian (first edition): not present, would follow volume 1, page 428, character 2
• Unihan data for U+58F1

Chinese

Glyph origin

Found in Zhongwen Da Cidian 《中文大辭典》, a dictionary published in Taiwan from 1962 to 1968 that is based on the Japanese Dai Kan-Wa Jiten.

Definitions

For pronunciation and definitions of 壱 – see 壹 (“faithful; committed; one, variant of”). (This character is a variant form of 壹).

References

• Dictionary of Chinese Character Variants (教育部異體字字典), A00834-007

Japanese

Shinjitai	壱
Kyūjitai	壹

Glyph origin

Simplified from 壹 (豆 → 匕) in the 1946 Tōyō kanji list.

Kanji

壱

(Jōyō kanji, shinjitai kanji, kyūjitai form 壹)

1. number one (used in legal documents)

Readings

• Go-on: いち (ichi, Jōyō)
• Kan-on: いつ (itsu)
• Kun: ひとつ (hitotsu, 壱つ)

Compounds

• 壱(いち)越(こつ) (ichikotsu): first note of ancient chromatic scale

Etymology

Kanji in this term
壱
いち Grade: S
goon

Alternative spelling
壹 (kyūjitai)

From Middle Chinese 壹 (MC 'jit).

Numeral

壱(いち) • (ichi) 

1. one, 1 (used in legal documents)

Affix

壱(いち) • (ichi) 

1. Short for 壱岐国 (Iki no kuni, “Iki Province”).

See also

Japanese numbers
Number	Kanji	Kana	Romaji
0	零	れい、ゼロ	rei, zero
1	一、壱、弌、壹	いち	ichi
2	二、弐、貳、貮	に	ni
3	三、参	さん	san
4	四、肆	よん、し	yon, shi
5	五、伍	ご	go
6	六、陸	ろく	roku
7	七、漆	なな、しち	nana, shichi
8	八、捌	はち	hachi
9	九、玖	きゅう、く	kyū, ku
10	十、拾	じゅう	jū
100	百、陌、佰	ひゃく	hyaku
1,000	千、阡、仟	せん	sen
10,000	一万、万、一萬、萬	いちまん、まん	ichiman, man
100,000,000	一億、億	いちおく、おく	ichioku, oku