Before you can befriend a Yo-kai you must find them with the Yo-kai Watch. With the Yo-kai Watch's radar, players can track down invisible Yo-kai
Level-5 reconfirms that a new Yo-Kai Watch game is in the works, yo kai watch 5
Post Game - Yo-Kai Watch Guide - IGN
Battling - Yo-Kai Watch Guide - IGN
Kyubi the Bully - Yo-Kai Watch Guide - IGN, yo kai watch kyubi
Farewell, Yo-kai! - Yo-Kai Watch Guide - IGN
Yo-kai Watch Official Guide, Yo-kai Watch Wiki
Yo-kai World - Yo-Kai Watch Guide - IGN
Walkthrough - Yo-Kai Watch Guide - IGN
Kyubi the Bully - Yo-Kai Watch Guide - IGN
Tips and Tricks - Yo-Kai Watch Guide - IGN
Yo-Kai Watch Busters Archives - Nintendo Everything
Legend Yo-kai - Yo-Kai Watch Guide - IGN