自じ分ぶんの力ちから

expression, noun

one's own strength; one's own effort; by oneself

Emphasizes doing something using one's own ability or resources, without relying on others. Often used in contexts of self-reliance or personal achievement.

• 彼かれは自じ分ぶんの力ちからでその問もん題だいを解かい決けつした。

  He solved the problem by himself.

• 自じ分ぶんの力ちからを信しんじて頑がん張ばってください。

  Believe in your own strength and do your best.