研 – polish, study of, sharpen

9 strokesTaught in grade 3#336 in newspaper frequencyN4 vocabulary

The kanji 研 means polish, study of, sharpen. Its on’yomi (Chinese-derived reading) is ケン (ken); its kun’yomi (native Japanese reading) is と.ぐ (togu). It is written with 9 strokes, under radical 石 (no. 112).

Stroke order

Stroke order from KanjiVG. Practise others with the stroke order lookup.

Readings

Type	Reading	Romaji
On’yomi	ケン	ken
Kun’yomi	と.ぐ	togu

A dot separates the kanji’s part from the okurigana (kana written after it), e.g. まな.ぶ → 学ぶ.

Radical and components

Radical: 石 (Kangxi radical 112). Components: ｜・口・石・亅・廾・ノ・二・一.

Words using 研

研究けんきゅうresearch研究室けんきゅうしつlaboratory研修けんしゅうtraining (esp. in-service)研ぐとぐto sharpen

Example sentences

私はエイズの研究に従事している。

I am engaged in AIDS research.

Tatoeba #161310

彼は自分の研究室で実験を行っている。

He is carrying out experiments in his laboratory.

Tatoeba #104990

研修会は午後4時開始予定です。

The training session is scheduled to begin at 4 p.m.

Tatoeba #175207

Kanji with the same radical

確石破硬砂礎砲砕磨碁磁碑碗

Sources: KANJIDIC2 (EDRDG, CC BY-SA 4.0), KanjiVG (CC BY-SA 3.0), Tatoeba (CC BY 2.0 FR). About the data.