Sensei~
~Kongo-sensei is calling!~ Episode 1:https://www.youtube.com/watch?v=3lM3KFB7WK4&t=143s
~Kongo-sensei is calling!~ Episode 7:https://www.youtube.com/watch?v=RvWHXloM56I&t=1s
Last clip:https://www.youtube.com/watch?v=qBukZ_Zy3CU&t=1170s
Ending song:https://www.youtube.com/watch?v=6NEiTZAf6Uw