見みよう見みまね

expression, noun

learning by watching and imitating; picking up by observation

Refers to acquiring a skill or knowledge simply by observing someone else do it, without formal instruction. Often used when someone successfully (or surprisingly) does something just from having seen it done.

• 彼かれは見みよう見みまねで料りょう理りを作つくった。

  He cooked the dish just by watching and imitating.

• 見みよう見みまねで始はじめたギターが、今いまでは趣しゅ味みになっている。

  I started guitar just by watching others, and now it's my hobby.