Is It True That You're an Otaku Girl?

Is It True That You're an Otaku Girl?

Available on Prime Video, Crunchyroll
S1 E3: Galko's skin got really dark as a result of tanning.Otako comments that since Galko's skin has tanned so much, her nipples must be dark as well. Along with Ojou, Otako yells that Galko has dark nipples.