Ultraman X: S1 E17 - My Friend's A Monster
After moving to a small country town, Sakura makes friends with a rare beast Pigmon who appears mysteriously. They quickly become close, playing together almost every day. One day Sakura goes out to a shopping mall, and when Pigmon follows her into town the shocked townspeople want to capture him. Daichi tries to intervene, but then the Sea Monster King Gesler appears!