Pictographic Sketchbook絵文字のスケッチブック

A charming and colorful notebook filled with owl-like doodles of cavelings mining, dancing, and one brute bonking its own head with a stick.
In-game description

How to get Pictographic Sketchbook

Placed in or on the Wood Table found inside a scene (building, ruin, camp and so on) (guaranteed)Where: Sketchbook Camp [Azeos' Wilderness] (0–1 per world)

Scene containers, dungeon placements, guaranteed drops and natural spawns are based on the Obtaining data of the Core Keeper Wiki (Fandom) (CC BY-SA 3.0), because these are not in the game files this site reads. Scene names are the wiki's English names.