井の中の蛙大海を知らず

Etymology
井鼃不可以語於海者，拘於虛也 ("A frog in a well cannot be talked with about an ocean - it is confined to its own narrow place."), from the writings of.

Comprised of.

The back-formation of this form in pseudo-kanbun would be 井中之蛙不知大海. Compare modern 🇨🇬, 🇨🇬.

First cited to 1179.

Proverb

 * 1)  a narrow world view based on limited experience
 * 2) * 2006, 下 健, 言葉と生きる, 新風舎, page 23,