Kanji1 / 9
研 kanji
polish, study of, sharpen
- JLPT level
- N4 (unofficial)
- First appears in
- N4 vocabulary
- Strokes
- 9
- School grade
- Grade 3 (elementary school)
Practice writing
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On readings
ケン
Kun readings
とぐ
Variant forms
硏Words with 研
LevelWord & meaningActions
- —国立環境衛生科学研究所National Institute of Environmental Health Sciences; NIEHS
- —国立小児保健発育研究所National Institute of Child Health and Human Development
- —国立特殊教育総合研究所National Institute of Special Education; NISE
- —国立労働安全衛生研究所National Institute for Occupational Safety and Health
- —資源環境技術総合研究所National Institute for Resources and Environment
- —生命工学工業技術研究所National Institute of Bioscience and Human-Technology
- —生命工学工業技術研究所National Institute of Bioscience and Human Technology; NIBH
- —太陽光発電技術研究組合Photovoltaic Power Generation Technology Research Association; PVTEC
- —東京大学生産技術研究所Institute of Industrial Science, University of Tokyo; IIS
- —東京都立産業技術研究所Tokyo Metropolitan Industrial Technology Research Institute; IRI
- —東北大学電気通信研究所Tōhoku University Research Institute of Electrical Communication; RIEC
- —東北大学流体科学研究所Institute of Fluid Science Tōhoku University; IFS
- —日本原子力研究開発機構Japan Atomic Energy Agency; JAEA
- —物質工学工業技術研究所National Institute of Materials and Chemical Research
- —国立医薬品食品衛生研究所National Institute of Health Sciences; NIHS
- —京都大学東南アジア研究所Center for Southeast Asian Studies, Kyoto University; CSEAS
- —情報処理教育研修助成財団Foundation for International Information Processing Education; FINIPED
- —中国科学院近代物理研究所Institute of Modern Physics, Chinese Academy of Sciences; IMPCAS
- —熱帯海洋生態研究振興財団Establishment of Tropical Marine Ecological Research
- —インターネット研究推進グループInternet Research Steering Group; IRSG