noun
command of Japanese; proficiency in Japanese
Refers to one's overall ability in Japanese, including speaking, listening, reading, and writing. Often used in educational or self-assessment contexts.
日本語力を伸ばすために、毎日新聞を読んでいる。
I read the newspaper every day to improve my Japanese proficiency.
このテストは日本語力
This test is useful for measuring your command of Japanese.