Games like KALPA: Cosmic Symphony
Games like KALPA: Cosmic Symphony include DJMAX RESPECT V, Muse Dash, A Dance of Fire and Ice, EZ2ON REBOOT : R, and Rhythm Doctor. We matched them by the tags players give KALPA: Cosmic Symphony on Steam (Rhythm, Music, Casual, Anime, and Action): closest matches first, and among equally close ones the better-known games.

DJMAX RESPECT V
Shared: Rhythm · Music · Casual

Muse Dash
Shared: Rhythm · Music · Anime

A Dance of Fire and Ice
Shared: Rhythm · Music · Singleplayer

EZ2ON REBOOT : R
Shared: Rhythm · Music · Casual

Rhythm Doctor
Shared: Rhythm · Music · Singleplayer

Geometry Dash
Shared: Music · Rhythm · 2D

Hatsune Miku: Project DIVA Mega Mix+
Shared: Rhythm · Anime · Music

Beat Saber
Shared: Rhythm · Music · Multiplayer

Spin Rhythm XD
Shared: Rhythm · Music · Casual

MUSYNX
Shared: Music · Anime · Rhythm

Just Shapes & Beats
Shared: Rhythm · Music · Multiplayer

Intralism
Shared: Rhythm · Music · Casual

Music Racer
Shared: Rhythm · Music · Action

Timberman
Shared: Casual · Action · Multiplayer

Taiko no Tatsujin: Rhythm Festival
Shared: Rhythm · Casual · Music

Sixtar Gate: STARTRAIL
Shared: Rhythm · Casual · Action

Puyo Puyo™Tetris®
Shared: Casual · Action · Multiplayer

DRAGON BALL FighterZ
Shared: Anime · Action · Multiplayer

TEKKEN 7
Shared: Action · Multiplayer · Competitive

Rift of the NecroDancer
Shared: Rhythm · Music · Action

Touhou Danmaku Kagura Phantasia Lost
Shared: Music · Rhythm · Action

Ratatan
Shared: Music · Anime · Rhythm

Sayonara Wild Hearts
Shared: Rhythm · Music · Action

SUPER CHICKEN JUMPER
Shared: 2D · Anime · Cute