Yo-Kai Watch 4 ++ Announced for PS4, Switch, Adds Online Co-op, New Maps and Characters

PS4 version of Yo-Kai Watch 4 includes new elements that will also be coming to Switch.

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

Yo-kai Watch - Wikipedia

WIP] Yo-kai Watch 4 ++ Switch English Translation Project

Yo-Kai Watch 4 ++ Announced for PS4, Switch, Adds Online Co-op, New Maps and Characters

Yo-kai Watch 4 Update To Let Players Play Together, And Return To Blossom Heights - Siliconera

Yo-kai Watch 4, Yo-kai Watch Wiki

New screens and art for Yo-Kai Watch 4++ released, plus info on multiplayer, new Yo-Kai, quests, and more, The GoNintendo Archives

Importing Yo-Kai Watch 4: An RPG Journey for the Functionally Illiterate

Yo-kai Watch 4, Yo-kai Watch Wiki

Yo-Kai Watch 4 Nintendo Switch Game Revealed in Video - News - Anime News Network

Yo-kai Watch 4++ Re-release/Paid Update Announced for December 5 Release, Details Inside : r/yokaiwatch