No Otouto Maji De Dekainn | Uchi

: Chiaki’s friend who rounds out the group, participating in the comedy as the story unfolds. Production Elements

: The characters were voiced by performers using pseudonyms, such as Onekonofuguri for Nao and Fei Yilian for Chiaki. uchi no otouto maji de dekainn

Note: I assume you mean the Japanese light novel/manga/anime title commonly referenced as "Uchi no Otouto, Maji de Dekai n’ da ga" (うちの弟がマジでデカいんだが) — if you meant a different work, tell me. : Chiaki’s friend who rounds out the group,