These "papers" include character reference sheets for Ozen the Immovable and Marulk , who are central to Episode 6. They detail clothing layers, facial expressions, and height comparisons.
Riko and Reg reach Ozen's base at the edge of the inverted forest . Made in Abyss Episode 6
They occasionally release limited-edition production notes and storyboard collections. These "papers" include character reference sheets for Ozen
Official production materials, often sold or shared as "gengashu" (original drawing collections) or "settei" (setting materials), cover the specific designs for this episode: Made in Abyss Episode 6