Doujindesutvmiraikunnoonegaiokotowaren Upd [portable] – Tested & Working

: A suffix used to address young males informally.

Section 1 — The Culture of Doujin: Why We Make Worlds Ours doujindesutvmiraikunnoonegaiokotowaren upd

: This does not directly translate from Japanese; it could potentially be a typo or part of an expression. : A suffix used to address young males informally

Breaking it down: