Games like Ova Magica
Games like Ova Magica include Stardew Valley, My Time at Portia, Fields of Mistria, SunnySide, and Palia. We matched them by the tags players give Ova Magica on Steam (Farming Sim, JRPG, Life Sim, Creature Collector, and Story Rich): closest matches first, and among equally close ones the better-known games.

Stardew Valley
Shared: Farming Sim · Life Sim · RPG

My Time at Portia
Shared: Life Sim · Farming Sim · RPG

Fields of Mistria
Shared: Farming Sim · Life Sim · Romance

SunnySide
Shared: JRPG · Farming Sim · Exploration

Palia
Shared: Life Sim · Farming Sim · Exploration

Starsand Island
Shared: Farming Sim · Life Sim · RPG

Persona 5 Royal
Shared: JRPG · Story Rich · RPG

Clair Obscur: Expedition 33
Shared: Story Rich · JRPG · Turn-Based Combat

Cassette Beasts
Shared: Creature Collector · JRPG · Exploration

Rune Factory: Guardians of Azuma
Shared: JRPG · Farming Sim · Life Sim

Disney Dreamlight Valley
Shared: Life Sim · Exploration · Simulation

Coral Island
Shared: Farming Sim · Life Sim · Simulation

No Place Like Home
Shared: Farming Sim · Life Sim · Crafting

Sun Haven
Shared: Farming Sim · Life Sim · RPG

Persona 4 Golden
Shared: JRPG · Story Rich · RPG

Luma Island
Shared: Farming Sim · Crafting · Exploration

STORY OF SEASONS: Friends of Mineral Town
Shared: Farming Sim · Life Sim · Simulation

Volcano Princess
Shared: Life Sim · RPG · Story Rich

Roots of Pacha
Shared: Farming Sim · Life Sim · Crafting

Digimon Story Cyber Sleuth: Complete Edition
Shared: JRPG · Creature Collector · RPG

Little Witch in the Woods
Shared: Life Sim · Farming Sim · Simulation

Coromon
Shared: JRPG · Creature Collector · Exploration

HARVESTELLA
Shared: JRPG · Farming Sim · Exploration

Hello Kitty Island Adventure
Shared: Life Sim · Exploration · Simulation