Pupu Chiisana shouchou no dai pinch!?

Oshiri Tantei: Cosmic Front · Episode 2 · “Pupu Chiisana shouchou no dai pinch!?”

Educational collaboration specials between Oshiri Tantei and the documentary show Cosmic Front. Mikku will help the Butt Detective solve a case, while also teaching the newest facts about dinosaur research and space rockets. (Source: Anime News Network)