YW030

,  and  is the 31st episode of the Yo-kai Watch! anime series. It was broadcasted in Japan on October 25, 2019.

Protect! Endangered Yo-kai! FILE 1
"To found the world's endangered Yo-kai, Nate, Whisper and Jibanyan begin their journey. First, they encounter an mysterious otter Yo-kai in an river, which is Usapyon."

Human

 * Nathan Adams
 * Katie Forester
 * Lily Adams

Yo-kai

 * Whisper
 * Jibanyan
 * Usapyon
 * Komasan
 * Komajiro
 * Koma Kaachan

Trivia

 * This marks the return of Usapyon since his cameo appearance at YW007.