Specifically, this is the appearance of Arachnus for the Shadowside series, 30 years after the original series.
- Yo-kai Watch 4: Befriendable Yo-kai.
In his Lightside form, Tsuchigumo looks very much like his original counterpart. There are slight changes though, such as his new red headband, and the fact that his pants are less baggy than they were before.
In his Shadowside form, Tsuchigumo resembles a large spider. It has a purple-yellow colour scheme, with blue eyes and yellow fangs,