Games like Fantasy Up
Games like Fantasy Up include Touhou Mystia's Izakaya, DAVE THE DIVER, Stardew Valley, Furry Love, and Slime Rancher. We matched them by the tags players give Fantasy Up on Steam (RPG, Adventure, Casual, Simulation, and JRPG): closest matches first, and among equally close ones the better-known games.

Touhou Mystia's Izakaya
Shared: Casual · RPG · Simulation

DAVE THE DIVER
Shared: Casual · Adventure · RPG

Stardew Valley
Shared: RPG · Simulation · Pixel Graphics

Furry Love
Shared: Casual · Adventure · Simulation

Slime Rancher
Shared: Adventure · Cute · Simulation

Cat Quest
Shared: RPG · Adventure · Indie

Nexomon
Shared: RPG · Adventure · Casual

Plebby Quest: The Crusades
Shared: Casual · RPG · Adventure

Eastward
Shared: Adventure · RPG · Pixel Graphics

There Is No Game: Wrong Dimension
Shared: Adventure · Indie · Casual

Melvor Idle
Shared: RPG · Casual · Adventure

Home Behind
Shared: RPG · Adventure · Casual

Impostor Factory
Shared: Adventure · RPG · 2D

Pikuniku
Shared: Adventure · Casual · Indie

Graveyard Keeper
Shared: RPG · Simulation · Pixel Graphics

UFO 50
Shared: Indie · RPG · Adventure

Hello Kitty Island Adventure
Shared: Adventure · Simulation · Casual

OMORI
Shared: RPG · Indie · Pixel Graphics

Knights of Pen and Paper 2
Shared: RPG · Adventure · Simulation

Finding Paradise
Shared: Adventure · RPG · 2D

Banana
Shared: Casual · 2D · Simulation

Evoland
Shared: RPG · Adventure · Indie

Little Witch in the Woods
Shared: Casual · RPG · Simulation

The Escapists
Shared: Simulation · Indie · 2D