便利
このアプリはとても便利です。
This app is very convenient.
Useful and easy to use in daily life; practical
このナイフは便利で、包丁なしでも料理ができます。
This knife is convenient; you can cook even without a chef's knife.
駅の近くにコンビニがあるととても便利です。
It's very convenient to have a convenience store near the station.
Often used to describe tools, services, or features that save time or effort.
Pro Tip
Common Pairings
便利 is frequently used with な to modify nouns (e.g., 便利な機能, 便利なアプリ). It can also stand alone as a na-adjective (e.g., このスマホは便利).
Word Origin
From Middle Chinese 便利 (benj lrih, "easy to use"). The kanji 便 (ben) means "convenience" or "ease," and 利 (ri) means "benefit" or "advantage."
Usage Notes
Commonly used in both spoken and written Japanese to praise the practicality of objects, services, or systems. Often paired with な (na) to modify nouns (e.g., 便利な道具).