A1 numeral Neutral #1,500 most common 1 min read

はち

hachi /hatɕi/

The number eight is a fundamental Japanese numeral that requires attention to pronunciation changes when combined with counters.

Word in 30 Seconds

  • Represents the number eight.
  • Used for counting objects, time, and people.
  • Pronunciation changes depending on the following counter.

Overview

  1. 1概要:「はち」は日本語の数詞で、アラビア数字の「8」に対応します。日常会話からビジネスまで幅広く使われる基本的な数字です。2) 使用パターン:単独で使う場合は「はち」ですが、後ろに続く助数詞によって読み方が変化することがあります。例えば「8個(はっこ)」「8階(はっかい)」「8時(はちじ)」のように、促音(っ)が入るケースがあるため注意が必要です。3) 一般的な文脈:年齢(8歳:はっさい)、時間(8時:はちじ)、個数(8個:はっこ)など、あらゆる場面で登場します。4) 類似語との比較:他の数字(いち、に、さんなど)と同様の性質を持ちますが、日本語特有の「音便(おんびん)」という現象が起きやすいため、前後の言葉との組み合わせをセットで覚えるのが効率的です。

Examples

1

8時に会いましょう。

everyday

Let's meet at eight o'clock.

2

会議は8階で行われます。

formal

The meeting will be held on the eighth floor.

3

あと8日ですね。

informal

It's eight days left, isn't it?

4

8番目の項目を確認してください。

academic

Please check the eighth item.

Common Collocations

8時 8 o'clock
8個 8 items
8階 8th floor

Common Phrases

八方美人

Someone who tries to please everyone.

Often Confused With

はち vs 八つ (yattsu)

Used specifically for counting general objects. It is a native Japanese counting system, whereas 'hachi' is the Sino-Japanese reading.

Grammar Patterns

数字 + 助数詞 〜は8つです 8時〜

How to Use It

Usage Notes

The word 'hachi' is the Sino-Japanese reading (on-yomi). It is used for numbers, dates, and most formal counting. Be aware that it often triggers a geminate consonant (small tsu) when followed by certain counters.


Common Mistakes

Beginners often say 'hachiko' instead of 'hakko' or 'hachikai' instead of 'hakkai'. Always check if the following counter requires a small 'tsu' sound. Also, do not confuse it with 'yattsu' which is used for general objects.

Tips

💡

Mastering the sound changes

The number eight often causes a 'small tsu' (っ) before counters. Practice saying 'hakkai' and 'hakko' to get used to the rhythm.

⚠️

Avoid confusion with 'ya'

While 'ya' is used in specific counters like 'yattsu', stick to 'hachi' for general counting and time to stay safe.

🌍

The lucky number eight

In Japan, the number eight is considered lucky because the character '八' spreads out at the bottom, symbolizing growing prosperity.

Word Origin

The word originates from Chinese characters (Kanji). It represents the number 8 and reflects the shape of the character spreading out.

Cultural Context

The number 8 is auspicious in Japan. The shape '八' is known as 'suehirogari' (widening toward the end), which suggests a prosperous future.

Memory Tip

Think of 'Hachi' as sounding like 'hat'. Imagine wearing 8 hats on your head to remember the number.

Frequently Asked Questions

4 questions

基本的には「はち」と読みます。「や」は「八つ(やっつ)」のように、特定の助数詞と組み合わさる際に使われる古い数え方です。

「はっこ」と読みます。「はちこ」とは言わないので注意してください。

「はちじ」と読みます。こちらは促音が入らず、そのままの読み方になります。

「はっさい」と読みます。年齢を数える際の特殊な読み方の一つです。

Test Yourself

fill blank

りんごを___個ください。

Correct! Not quite. Correct answer: d

8個は「はっこ」と読みます。

Score: /1

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