Games like Cush's Amazin' Adventure!!
Games like Cush's Amazin' Adventure!! include Rakuen, Turnip Boy Commits Tax Evasion, Undertale, Mewgenics, and BLACK SOULS. We matched them by the tags players give Cush's Amazin' Adventure!! on Steam (Puzzle, JRPG, RPG, 2D, and Cute): closest matches first, and among equally close ones the better-known games.

Rakuen
Shared: Puzzle · JRPG · Cute

Turnip Boy Commits Tax Evasion
Shared: Puzzle · RPG · Top-Down

Undertale
Shared: RPG · Funny · Multiple Endings

Mewgenics
Shared: RPG · Dark Humor · Cute

BLACK SOULS
Shared: Cute · Funny · RPG

Finding Paradise
Shared: 2D · RPG · Funny

South Park™: The Stick of Truth™
Shared: RPG · Funny · Dark Humor

Sanfu
Shared: Puzzle · RPG · 2D

Epic Battle Fantasy 5
Shared: JRPG · Funny · RPG

Persona 5 Royal
Shared: JRPG · RPG · Turn-Based Combat

OneShot
Shared: Puzzle · Cute · 2D

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

Carto
Shared: Puzzle · Cute · Hand-drawn

WitchSpring R
Shared: RPG · Cute · JRPG

Epic Battle Fantasy 4
Shared: JRPG · RPG · Funny

DELTARUNE
Shared: RPG · Funny · 2D

Evoland
Shared: RPG · JRPG · Puzzle

FINAL FANTASY VI
Shared: RPG · JRPG · 2D

Snufkin: Melody of Moominvalley
Shared: Puzzle · RPG · 2D

FINAL FANTASY
Shared: JRPG · RPG · 2D

Otaku's Adventure
Shared: Funny · RPG · Multiple Endings

Persona 4 Golden
Shared: JRPG · RPG · Turn-Based Combat

Felvidek
Shared: RPG · JRPG · 2D

BLACK SOULS II
Shared: Cute · Funny · JRPG