|Affiliation|| Akiba Freedom Fighters|
Nanashi (ナナシ Nanashi) is a main character and the lead protagonist in Akiba's Trip 2. He is the elder brother of Nana and the childhood friend of Kaito Tachibana, Yuto Tachibana, and Touko Sagisaka. He is known as Yuuki Kasugano (春日野 祐樹 Kasugano Yuuki) in the manga. At the beginning of the story, Nanashi applies for a part-time job but later runs into danger as he captured for a secret experiment.