Ken Akamatsu

This manga author plays a recurring, humorous role in the anime, often appearing as a catalyst for plot points in special episodes. He is known as "Akamatsu-sensei" and is central to financial predicaments for other characters, notably helping Kitsune and Shinobu with money. His presence is tied to the story of the manga he inking, which features distinct character designs, and he appears in various special features, adding lighthearted moments to the series.