鑽
鑽: to drill
to drill; to study deeply
27 strokesNames & literary · Rare kanji (1級 range)in 2 words here
Readings
On
サン
Kunきる
鑽 is mostly seen in 研鑽 (けんさん), diligent study and training; 鑽孔 (さんこう) is a technical word for drilling a hole.
Key words
研鑽けんさんdiligent study; self-improvement
鑽孔さんこうdrilling; boring
Example sentences
彼は日々研鑽を積み、ついに名人と呼ばれるまでになった。
Through daily study and practice, he eventually came to be called a master.
地質調査のため、岩盤に鑽孔して試料を採った。
For the geological survey, they drilled into the bedrock to take samples.
師のもとで、若い職人たちが技の研鑽に励んでいる。
Under their master, the young craftsmen devote themselves to honing their skills.