Mr. Kinpachi in Class 3B S00 E10 Believe in Your Friends ~ I'll Cry if You Die

Kinpachi Sensei's former 3B students come together again at the one-year anniversary of former principal Mr. Onishi's death. Rikiya is upset that some of his old classmates have stood them up. He rushes over to Mikako's home to demand an explanation. When a break-in occurs in the home next door to Mikako, Rikiya becomes a suspect.