Yo-Kai Watch 4 Official Site Update Confirms Fumi-Chan/Katie and Akinori as Playable Human Characters, More New and Returning Yo-Kai : r/yokaiwatch

Yo-kai Watch 4++ details multiplayer mode, new quests, and more new yo-kai - Gematsu

Status of Yo-Kai Watch 4's Localization (@dailyykw4) / X

Yo-Kai Watch 4 Official Site Update Confirms Fumi-Chan/Katie and Akinori as Playable Human Characters, More New and Returning Yo-Kai : r/yokaiwatch

Yo-kai Watch 4, Yo-kai Watch Wiki

Monster Tamer News: Yokai Watch 4 Releases OUTSIDE of Japan, Pokemon Presents Incoming, TOT Direct

Katie Forester, Yo-kai Watch Wiki

Katie forester/ Fumi chan, Wiki

Yo-Kai Watch 4 Official Site Update Confirms Fumi-Chan/Katie and Akinori as Playable Human Characters, More New and Returning Yo-Kai : r/yokaiwatch

Anyone else have a never ending update? : r/yokaiwatch

Yo-kai Watch 4, Yo-kai Watch Wiki

Yo-Kai Watch 4: Yo-Kai World, Playable Characters, Befriending System, And More Revealed – NintendoSoup

Status of Yo-Kai Watch 4's Localization (@dailyykw4) / X

Yo-kai Watch 4 - new info on the yo-kai world, watch users, befriending system, and more