![Ren Nikaidou](https://cdn.noitatnemucod.net/thumbnail/400x400/100/c36b687066a940ee551b8af7001ec8f5.jpg)
Ren Nikaidou
二階堂 連
Satou's rival. He gave Satou his nickname and seems to have spread it around on purpose. He is a wolf of note himself, despite not having a nickname. He has an obvious crush on Matsuba. He at first works together with Endo against Sen and Yō, but later attempt to reason with Endo.
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Ben-To
Supporting (Role) TV
![Sinclair, Ian](https://cdn.noitatnemucod.net/thumbnail/100x100/100/90d5d521469a4539a4c696e7f45f9e81.jpg)
Sinclair, Ian
English![Okitsu, Kazuyuki](https://cdn.noitatnemucod.net/thumbnail/100x100/100/e85bf9c4c89bf5f418926eaa24ba75d3.jpg)