ゲンゴー

Gengo is a multilingual learning app designed to help foreign workers working at construction sites in Japan efficiently learn the specialized terminology they need.
It supports Japanese, English, Vietnamese, and Indonesian, and covers a wide range of basic construction terms. In addition to being able to study with a single smartphone, you can maintain motivation while checking your learning progress through quiz-style review and progress management functions.
It is also equipped with a translation function and provides a test function aimed at passing the Japanese Language Proficiency Test Level 4.