Dogengers Episode 4

Tanaka is at his wits’ end dealing with KitaQman, who has completely settled into his home. Coincidentally, KitaQman calls Yamashiron, who is providing meals to Fukuoka residents on Nokonoshima Island, where his childhood friend Yuki has evacuated to. Overjoyed, Tanaka heads to Nokonoshima Island, only to find Redron, Aoiron, and Daidairon fighting over a trivial matter, along with Yabai Kamen, who is looking for an opening. Tanaka, in his transformed form "Rookie," challenges them to a fight. There, Yamashiron teaches him about justice… (Source: Japanese = Bandai Channel || Translation = MyDramaList)