一(いち)円(えん)

１円(えん)たりとも無(む)駄(だ)使(づか)いはできない。

• I can't afford to waste a single yen.

一(いち)円(えん)以(い)下(か)は四(し)捨(しゃ)五(ご)入(にゅう)してよろしい。

• Count as one fractions of half a yen and over, but ignore those of less.

関(かん)東(とう)一(いち)円(えん)に雨(あめ)が降(ふ)った。

• It rained throughout the Kantō region.

昔(むかし)は一(いち)円(えん)が百(ひゃく)銭(せん)だった。

• One yen used to be one hundred sen.

今(こん)日(にち)は一(いち)円(えん)たりとも使(つか)ってはいけない。

• I mustn't spend even a single yen today.

一(いち)円(えん)も使(つか)わなかった。

• I didn't spend a penny.

一(いち)円(えん)盗(ぬす)んで見(み)に行(い)く決(けっ)心(しん)をしたが、貧(びん)乏(ぼう)の家(いえ)に盗(ぬす)める一(いち)円(えん)なんぞ有(あ)ろう筈(はず)がない。

• I had resolved to steal one yen to go see it, but we were poor and there was no way I would find one yen to steal around our house.