内面 (ないめん, naimen) Japanese meaning: inside | KotomoraPlease wipe the inside of the box clean.
Usage patterns
〈人〉の内面を見るto look into someone's inner self
She has the ability to see into people's inner selves.
内面を磨くto cultivate one's inner self
It's important to cultivate your inner self, not just your appearance.
〈人〉の内面が変わるsomeone's inner self changes
He seems to have changed inwardly after studying abroad.
〈物〉の内面を確認するto check the interior of an object
Please check the inside of the container before using it.
見た目
N2
内面 refers to a person's inner character or true nature, in contrast to 見た目, which is only the outward, surface impression.