Yo-kai Watch 4 details July and August updates; paid DLC announced - Gematsu

Level-5 has detailed the update schedule for Yo-kai Watch 4: We’re Looking Up at the Same Sky for July and August, and teased paid downloadable content due out sometime in 2019.

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

Yo-Kai Watch 4 Owners Can Pay To Upgrade To Yo-Kai Watch 4++ – NintendoSoup

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

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

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

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

November 14, 2019 - Gematsu

Yo-kai Watch 4++ launches for PS4, Switch on December 5 in Japan - Gematsu

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