Mashin Creator Wataru S01 E19 【A Brief Explanation】The Creation of Offline

Wataru Hoshibe, an elementary school student in fourth grade, is a RyuTuber who wants to become a superstar. His adventure begins in the Chubukai parallel world alongside Ryujinmaru, a Mashin that Wataru created out of blocks to defeat the final boss, Enjoda!