壱: one (formal numeral)

one (formal numeral)

7 strokesSecondary · Stage 4 (about 2級)in 3 words here

Readings

イチ・イツ

Kun

ひとつ

A formal numeral used instead of 一 on contracts, receipts and banknotes to prevent forgery; its siblings are 弐 and 参.

壱いちone (formal numeral)

壱万円いちまんえん10,000 yen (formal writing)

金壱万円きんいちまんえんthe sum of 10,000 yen (formal)

壱岐いきIki (island and old province)

契約書けいやくしょには、数字すうじの一いちを「壱いち」と書かくことがある。

On contracts, the number one is sometimes written as 壱.

領収書りょうしゅうしょに「金壱万円きんいちまんえん」と書かいてもらった。

I had them write the sum of 10,000 yen on the receipt.

壱岐いきは、長崎ながさき県けんにある海うみのきれいな島しまだ。

Iki is an island with beautiful seas that belongs to Nagasaki Prefecture.