You can become the homeroom teacher of "Class 3-B" from the popular TV drama! In 3-nen B-Gumi Kinpachi-sensei, the player is the homeroom teacher of 21 students from Class B in the 3rd year. The game progresses episode by episode like a television show, and resolve the worries and troubles of the students that occur each episode. As the story takes an unexpected turn, will you be able to get your students to graduate safely?