Ep. 1856: Train The Heart!
Ipinalabas noong Hunyo 9, 2015
1856
Because Fuwa senpai looks terrible, Rantarou and the others decide to ask. It seems Kinoshita sensei hasn't let them sleep at all. In order to make them ready for any circumstance that might happen, Kinoshita sensei has been giving them pop quizzes in the middle of the night. (Source: Nintama Rantarou Wiki)