一

• 読み: いち
• ローマ字: ichi
• 漢字の分解: 一 (ichi/hito) — one
• 発音: /i.tɕi/

意味

One; 1. The most basic number in Japanese.

As a standalone number it is read いち, but the kanji 一 has many readings depending on context: ひと (native Japanese counting), いっ (before certain counters like 一回 ikkai), and others. It also functions as a prefix meaning 'first' or 'best,' as in 一番 (ichiban, number one).

例文

1. 一から十まで数えましょう。
2. 私は一年生です。
3. りんごを一つください。

使い方ガイド

場面: counting, daily life, math

トーン: neutral

起源と歴史

The kanji 一 is one of the simplest Chinese characters, consisting of a single horizontal stroke representing the concept of unity or oneness.

文化的背景

時代: Ancient

世代: All ages

社会的背景: Universal