
Quick answer — Hikaru Sekiguchi worked on Made in Abyss: The Golden City of the Scorching Sun (Art Director), Undead Murder Farce (Art Director), Made in Abyss: Mezameru Shinpi (Art Director) and 1 more anime.
Hikaru Sekiguchi worked on Made in Abyss: The Golden City of the Scorching Sun (Art Director), Undead Murder Farce (Art Director), Made in Abyss: Mezameru Shinpi (Art Director), YOUR FORMA (Art Director).