Webcomic: Interdimensional Transfer Student Erro

Interdimensional Transfer Student Erro! is a Slice of Life, Yonkoma-style Webcomic about the misadventures of a quirky transfer student from Another Dimension (Erro) and his perfectly ordinary best friend (Travis) as they attend Uphoria High. Taking many tropes and common conventions from the Slice of Life genre as a whole, the series aims to create a feeling of interacting with friends that is not as common in Western media, using references to North American cultural occurances in the same way a Widget Series would allude to Japanese culture.
This comic provides examples of: