Friday Night Funkin' Kepler Observation Unit is a mod for the popular rhythm game Friday Night Funkin'. The mod was created by Glitchdroid. Kou has dark blue hair with an ahoge on the top of his head, a yellow hairclip, bright pink eyes, and a gray full-body suit with white and dark-gray accents. He wears black and white thigh-high boots with a teal trim and silver soles. His long, black gloves have two white stripes at the top. Kou also wears a pink bow tied around his neck. A fanart Friday Night Funkin' cursor with Kepler Observation Unit.