視し認にん性せい

noun

visibility; noticeability; perceptibility

Refers to how easily something can be seen or noticed, often used in contexts like design, safety, or signage.

• 夜や間かんの視し認にん性せいを高たかめるために反はん射しゃ材ざいを使つかう。

  Use reflective material to improve nighttime visibility.

• この標ひょう識しきは視し認にん性せいが悪わるいので、もっと目め立だつ色いろに変かえるべきだ。

  This sign has poor visibility, so it should be changed to a more noticeable color.