自じ分ぶん磨みがき

noun

self-improvement; working on oneself

Often used for personal development activities such as studying, beauty, fitness, or etiquette. Common in lifestyle contexts.

• 週しゅう末まつは自じ分ぶん磨みがきの時じ間かんにあてている。

  I spend my weekends on self-improvement.

• 自じ分ぶん磨みがきのために英えい会かい話わを始はじめた。

  I started English conversation classes for self-improvement.