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N4 · 9 strokes · — · Irodori #548 · Pre-Intermediate L10

研

polish, sharpen, study of

✏ Practice writingSRS review
Open KanjiVG SVG

Stroke diagrams © KanjiVG (CC BY-SA 3.0).

Readings

On’yomi
ケン
Kun’yomi
と・ぐ

Example words

  • 研究

    けんきゅう

    research; study

  • 研究室

    けんきゅうしつ

    laboratory

  • 研修

    けんしゅう

    training (esp. in-service); induction course

  • 研ぐ

    とぐ

    to sharpen; to hone

Memory aids

Guided learn session →
🧠

How to remember

👁Shape

A 9-stroke character meaning "polish" — picture the concept as you trace each stroke.

🧩Components

Remember "polish" (研) by connecting it to its Irodori vocabulary context.

📖Anchor word

研究する (けんきゅうする) — your first meeting with this kanji in Irodori.

🔊Readings

First learned in 研究する (けんきゅうする) — recall the word to unlock the reading. Kun'yomi: と・ぐ — often used in native Japanese words. On'yomi: ケン — common in compound words (熟語).