Games like Nyanco Project
Games like Nyanco Project include Wuthering Waves, Blue Protocol: Star Resonance, Dungeon Munchies, Honkai Impact 3rd, and The Seven Deadly Sins: Origin. We matched them by the tags players give Nyanco Project on Steam (Free to Play, Indie, RPG, Action, and Adventure): closest matches first, and among equally close ones the better-known games.

Wuthering Waves
Shared: Free to Play · Action · Anime

Blue Protocol: Star Resonance
Shared: Free to Play · Action · Anime

Dungeon Munchies
Shared: Indie · Action · Adventure

Honkai Impact 3rd
Shared: Free to Play · RPG · Action

The Seven Deadly Sins: Origin
Shared: Free to Play · RPG · Anime

SMITE®
Shared: Free to Play · Action · Indie

NTE: Neverness to Everness
Shared: Free to Play · RPG · Anime

Warframe
Shared: Free to Play · Action · RPG

Tales of the Black Forest
Shared: RPG · Indie · Pixel Graphics

Neverwinter
Shared: Free to Play · RPG · Adventure

ICEY
Shared: Action · Anime · Indie

Metal Unit
Shared: Indie · Action · RPG

Touhou Blooming Chaos 2
Shared: Indie · Action · RPG

TBH: Task Bar Hero
Shared: Free to Play · RPG · Indie

Zenless Zone Zero
Shared: Free to Play · Action · Anime

Realm of the Mad God Exalt
Shared: Free to Play · Pixel Graphics · Indie

IdleOn - The Incremental MMO
Shared: Free to Play · RPG · Pixel Graphics

Marvel Rivals
Shared: Free to Play · Action · RPG

Hyper Light Drifter
Shared: Indie · Pixel Graphics · Adventure

ANNO: Mutationem
Shared: RPG · Pixel Graphics · Indie

DRAGON BALL Z: KAKAROT
Shared: RPG · Action · Anime

Once Human
Shared: Free to Play · Action · RPG

Snowbreak: Containment Zone
Shared: Free to Play · Anime · Action

Idle Champions of the Forgotten Realms
Shared: Free to Play · Adventure · Indie