Games like Happy Oshare Time
Games like Happy Oshare Time include WEBFISHING, Party Animals, Beat Saber, Overcooked! 2, and Liars Bar. We matched them by the tags players give Happy Oshare Time on Steam (Casual, Rhythm, Cute, Music-Based Procedural Generation, and Character Customization): closest matches first, and among equally close ones the better-known games.

WEBFISHING
Shared: Casual · Cute · Character Customization

Party Animals
Shared: Casual · Cute · PvP

Beat Saber
Shared: Rhythm · VR · Music-Based Procedural Generation

Overcooked! 2
Shared: Casual · Co-op · Online Co-Op

Liars Bar
Shared: Casual · PvP · Co-op

MECCHA CHAMELEON
Shared: Casual · Multiplayer · Cute

Muse Dash
Shared: Rhythm · Cute · Casual

Bloons TD 6
Shared: Casual · Family Friendly · Co-op

AudioSurf
Shared: Rhythm · Casual · Music-Based Procedural Generation

Pikuniku
Shared: Casual · Cute · Indie

DJMAX RESPECT V
Shared: Rhythm · Casual · Cute

Golf With Your Friends
Shared: Casual · Multiplayer · Family Friendly

Draw & Guess
Shared: Casual · Cute · PvP

Bongo Cat
Shared: Cute · Casual · Character Customization

Music Racer
Shared: Rhythm · Music-Based Procedural Generation · Casual

A Dance of Fire and Ice
Shared: Rhythm · Casual · Colorful

Gang Beasts
Shared: Casual · Co-op · Multiplayer

Rubber Bandits
Shared: Cute · Casual · Family Friendly

Trombone Champ
Shared: Rhythm · Cute · Casual

Golf It!
Shared: Casual · Multiplayer · Online Co-Op

Slime Rancher 2
Shared: Cute · Casual · Colorful

Slime Rancher
Shared: Cute · Casual · Colorful

Melody's Escape
Shared: Rhythm · Music-Based Procedural Generation · Character Customization