Susume Shōnen! Hyūihyū

is a song by HardBirds, and the second opening theme for the Yo-kai Watch Shadowside.

Humans

 * Natsume Amano
 * Keisuke Amano
 * Touma Tsukinami
 * Akinori Arihoshi
 * Ayame Himeno
 * Nathan Adams
 * Katie Forester
 * Mitsue Arihoshi

Yo-kai

 * Komasan (Shadowside)
 * Jibanyan (Shadowside)
 * Fudou Myouou
 * Suzaku
 * Ogu
 * Togu
 * Mogu
 * Ghostcycle
 * Pakkun
 * Zundoumaru
 * Lucky
 * Jinta
 * Magulodon
 * Whisper (Shadowside)
 * Junior
 * Shutendoji (Shadowside)
 * Douketsu
 * Hyper Micchy
 * Komajiro (Shadowside)
 * Goemon
 * Omatsu
 * Yoshitsune
 * Benkei (Genma)
 * Kyryn (Genjuu)
 * Fudou Myouou Ten
 * Micchy
 * Lord Enma (Shadowside)
 * Jaou Kaira