YBM인강 - 수강전용 앱 is an application that provides information about YBM (Yokohama Businessman's Academy), which is a language learning platform. This application can be used for learning the Japanese language. It is a convenient application that allows you to check the level of your Japanese skills and test your knowledge.

How to use

1. Install the application and open it.

2. You will be greeted by the main menu. Select the language you want to study.

3. After selecting the language, the next menu will appear.

4. From here, you will be able to choose the level you want to study.

5. After selecting the level, the following menu will appear.