"Mah-jong Introduction" is an application program that politely explained the basis of the mah-jong.
This application program is a first volume of "Mah-jong Introduction".
All the languages in the application program are written in Japanese. The play of the person who understands Japanese is recommended.

The application program has divided into two or more chapters. Each chapter is composed of "Lecture" and "Review quiz".

***Lecture***
In "Lecture" part, it explains the mah-jong by using the text and figure.

***Review quiz***
In "Review quiz" part, the quiz is set from the content explains by "Lecture".