研
polish, research
- 石stone
- 开open frame
- kun
- と.ぐto.gu
- on
- ケンken
mnemonic
A STONE (石) on an OPEN FRAME (开), a whetstone on its stand: POLISHING the blade, polishing your RESEARCH. "Ken" (ケン) as in kenkyū, research.
examples
- 研究けんきゅうkenkyūresearch
- 研究室けんきゅうしつkenkyūshitsulaboratory
- 研ぐとぐtoguto sharpen