Quick answer — Romeo Tanaka worked on Humanity Has Declined (Original Creator), Aura (Original Creator), Humanity Has Declined Specials (Original Creator) and 3 more anime.
Romeo Tanaka worked on Humanity Has Declined (Original Creator), Aura (Original Creator), Humanity Has Declined Specials (Original Creator), Rewrite: Moon and Terra (Series Composition Assistance), Girls Beyond the Wasteland (Original Creator), Rewrite (Series Composition Assistance).
