Rakudai Ninja RANTARO

This gag manga is the most popular series in Asahi Shogakusei newspaper and became a huge hit when adapted into the anime series “Nintama Rantarou” on NHK TV. The time is the Sengoku period, and the characters are ninjas-in-training who have entered Ninjutsu Gakuen. Their sights are set on becoming first-class ninjas, but they usually end up creating chaos. This series is perfect for treating students who are wearied from studying.
(Source: Jmanga)
Note: Includes 6 extra chapters.