Quick answer — Osamu Masuyama worked on Made in Abyss: The Golden City of the Scorching Sun (Art Director), Made in Abyss (Art Director), Made in Abyss: Wandering Twilight (Art Director) and 6 more anime.
Osamu Masuyama worked on Made in Abyss: The Golden City of the Scorching Sun (Art Director), Made in Abyss (Art Director), Made in Abyss: Wandering Twilight (Art Director), Made in Abyss: Journey's Dawn (Art Director), The Girl Who Leapt Through Time (Assistant Art Director), Love Unseen Beneath the Clear Night Sky (Art Supervisor), Eden of the East the Movie II: Paradise Lost (Art Design), Mei and the Baby Cat Bus (Background Art) and 1 more.