Level-5 has released a version 1.3.1 update for Yo-Kai Watch 4 on Nintendo Switch on August 23, 2019.

The update fixes a freezing bug which occurs in Yo-Kai Professional Sumo Wrestling. The bug happens when Akinori unleashes its killer technique move.

Besides this, players that install the update will receive a 1 Star Coin and Gacha Coin: