noun
Refers to a physical crack or fissure in a surface, such as glass, walls, or skin. Often used with verbs like 入る (to form a crack) or できる (to appear).
窓ガラスにひびが入っている。
There is a crack in the window glass.
乾燥
Cracks appeared in the wall due to dryness.
noun
rift; split; crack (in a relationship)
Metaphorical extension: a rift or strain in a relationship, friendship, or group. Commonly used in expressions like ひびが入る (a rift develops) or ひびを修復する (to mend a rift).
二人の友情にひびが入った。
A rift developed in their friendship.
その事件で党内にひびが生じた。
The incident caused a split within the party.