Nintama Rantarō: Invincible Master of the Dokutake Ninja

Original title: 劇場版 忍たま乱太郎 ドクタケ忍者隊最強の軍師

“The strongest ninja in history is back.”

Directed by Masaya Fujimori

At the Ninjutsu Academy, Doi teaches young ninjas known as "Nintama." One day, he goes out for a battle against a ninja from the rival clan, but vanishes without a trace. The Nintamas worry for Doi's safety. At the same time, the Academy receives troubling news that their rivals at Dokutake Castle may be scheming something.