Adventure! Yuzuhiko, The Master Fisherman!, Part 1

Synopsis

Nasuo's telling Yuzuhiko and Fujino about a legendary giant fish in Ryu-O Lake. But they don't really believe him. Nasuo says they should actually go check it out. Yuzuhiko points out it's too far for a day trip, but Nasuo's talking about camping and fishing for the monster fish. Fujino's into it, but Yuzuhiko's hesitant. That night, Yuzuhiko asks Mom if he can go camping and...