They can be summoned by putting in the Y Medal of the Yo-kai Hero when their respective Onryo are around. The YSP Watch is turned anti-clockwise while the summoning jingle plays and transforms the bearer into the hero itself, giving them strength to fight enemies.
Each Yo-kai Hero has a specific power that can be altered by putting in different kinds of Command Y Medals, giving the hero a unique ability.
List of Yo-kai Heroes
|Yo-kai Heroes (Japanese: 妖怪HERO (ヒーロー) Yōkai Hīrō)||Appearance||Watcher||Onryo||Y Medal|
♪Y! Y! Yo-kai! Heroes!♪ (Japanese: ♪ワイ！ ワイ！ 妖怪！ ヒーローズ！♪ ♪Wai! Wai! Yokai! Hīrōzu!♪)
- The Yo-kai Heroes introduced in Yo-kai Watch Jam - Yo-kai Academy Y: Close Encounters of the N Kind (Clock Lady, Wild Boy, Mist Shadow, Blue Moon, Sky Snaker and The Viper) all have their names in English, written with Japanese Katakana.
- Kengo Benimaru and Shishi Ou are the only two Yo-kai Heroes with a Japanese name.