Yo-kai Watch Shadowside

The anime is an animated Japanese horror-action-comedy series, and serves as the successor of the original Yo-kai Watch animated series. It premiered on April 13, 2018, two weeks after the finale of the original anime.

The series is set after the events of M04, which in turn is set thirty years after the original series and includes new characters like Natsume and Keisuke, the children of Nathan Adams & Katie Forester.

Information
The Yo-kai Watch Shadowside anime is set thirty years after the original anime series, and takes place shortly after the events of The Return of the Oni King. The series focuses on the main characters of the movie, who are known as Natsume, Touma and Akinori, who solve mysterious Yo-kai related incidents together.

In addition to them, Natsume's younger brother Keisuke, who only played a minor role in the movie, joins the main cast of the series, being it's fourth major protagonist.

Compared to the original series, Shadowside is a lot more plot-driven and serious in tone, while it still retains the sense of humor, and aims to cause widespread appeal across all age groups. The episodes are also all singular 30-minute episodes, compared to having one-to-four segments in the episode runtime.