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What is the Kanji for 'Sharpen'? | 研

If you are wondering what is the Japanese Kanji for 'Sharpen', you've come to the right place!

The Japanese Kanji for 'Sharpen' is 研.

    kanji

    研

    Meaning

    Sharpen

    Reading

    kunyomiと

    to

    onyomiけん

    ken

    Parts

    石Stone 开Open

    Example Word

    研修: training. The Japanese noun '研修 (けんしゅう)' refers to 'training' or 'a training program'. It is commonly used in professional or educational contexts to describe a period of learning or skill development, often for employees or students. For example: I attended a training session「研修に参加しました」(けんしゅうにさんかしました). The company provides training for new employees「会社は新入社員の研修を行います」(かいしゃはしんにゅうしゃいんのけんしゅうをおこないます). This word is often associated with structured programs aimed at improving skills or knowledge in a specific field.

    Radical

    石

    Stroke Count

    9

    JLPT

    N4

    Grade

    3

    Frequency

    618

    Handwriting

Parts of the Kanji 研

If you visually break down this kanji, you can see it is made up of 2 parts:

    kanji

    石

    Meaning

    Stone

    radical

    开

    Meaning

    Open

Words Using 研

This kanji is used in 2 words:

    word

    研究

    Meaning

    Research

    word

    研修

    Meaning

    Training

Kanji Related to 研 Through the Part 石

These 17 kanji contain the part 石 as well.

    kanji

    岩

    Meaning

    Boulder

    kanji

    確

    Meaning

    Certain

    kanji

    礎

    Meaning

    Foundation stone, Foundation

    kanji

    破

    Meaning

    Break, Tear

    kanji

    砂

    Meaning

    Sand

    kanji

    硬

    Meaning

    Hard, Stiff

    kanji

    拓

    Meaning

    Reclaim, Cultivation

    kanji

    砕

    Meaning

    Smash

    kanji

    硫

    Meaning

    Sulfur, Sulphur

    kanji

    礁

    Meaning

    Reef

    kanji

    碑

    Meaning

    Stone, Monument, Tombstone

    kanji

    磁

    Meaning

    Magnet, Porcelain

    kanji

    砲

    Meaning

    Gun, Cannon

    kanji

    硝

    Meaning

    Niter, Nitrate

    kanji

    碁

    Meaning

    Go, The game of Go

    kanji

    磨

    Meaning

    Polish

    kanji

    妬

    Meaning

    Envy, Jealous

Kanji Related to 研 Through the Part 开

These 4 kanji contain the part 开 as well.

    kanji

    形

    Meaning

    Shape

    kanji

    開

    Meaning

    Open

    kanji

    発

    Meaning

    Departure

    kanji

    刑

    Meaning

    Punish

Learn the Kanji 研

Let's make sure you fully understand this kanji.

What does 研 mean?

研 means 'Sharpen'.

Japanese school students learn this kanji in Third Grade, while non-native learners often study it for the JLPT N4 exam.

To help you master this kanji, here's an interactive lesson where you'll practice its readings and meanings.