Ep. 1815: Duel At The Inn
Ipinalabas noong Marso 31, 2015

1815
Swordsmith Rokudou Tsujiemon asks Tobe sensei to see his new katana, so he and Kingo go visit him. Since it gets late for them to go back to Ninjutsu Academy and there are no classes the next day, they decide to stay at the inn. However, there is a suspicious shadow after them... (Source: Nintama Rantarou Wiki)