You are going to Watch Aikatsu! Episode 171 English subbed online free episodes with HQ / high quality. Stream Anime Aikatsu! Episode 171 Online English sub Best Friend. Rin and Madoka have been together since they first came to Starlight. But recently, the two of them are working so hard towards the Starlight Queen Cup and managing their daily schedules at the same time, they only pass by each other. Madoka who wants to perform a live with Rin again makes a reservation for the live house by herself…!?