Games like ジグソーアイランド
Games like ジグソーアイランド include Planet of Lana, Portal 2, Braid, Portal, and Webbed. We matched them by the tags players give ジグソーアイランド on Steam (2D Platformer, Puzzle Platformer, Puzzle, Female Protagonist, and 2D): closest matches first, and among equally close ones the better-known games.

Planet of Lana
Shared: Puzzle Platformer · 2D Platformer · Female Protagonist

Portal 2
Shared: Puzzle · Puzzle Platformer · Female Protagonist

Braid
Shared: Puzzle Platformer · 2D Platformer · Puzzle

Portal
Shared: Puzzle Platformer · Puzzle · Female Protagonist

Webbed
Shared: 2D Platformer · Puzzle Platformer · Cute

Öoo
Shared: Puzzle Platformer · 2D Platformer · Puzzle

PICO PARK
Shared: Puzzle Platformer · Cute · Casual

Celeste
Shared: 2D Platformer · Female Protagonist · 2D

KarmaZoo
Shared: 2D Platformer · Puzzle · Puzzle Platformer

Pikuniku
Shared: Puzzle · Casual · Cute

Unpacking
Shared: Puzzle · Cute · Casual

Trine 2: Complete Story
Shared: Puzzle Platformer · 2D Platformer · Puzzle

inbento
Shared: Puzzle · Cute · Casual

Laughing to Die
Shared: Puzzle · 2D Platformer · Puzzle Platformer

Evan's Remains
Shared: Puzzle Platformer · Female Protagonist · Casual

Human Fall Flat
Shared: Puzzle · Puzzle Platformer · PvP

Defy Gravity Extended
Shared: Puzzle Platformer · Puzzle · 2D

Carto
Shared: Puzzle · Cute · Female Protagonist

Zup!
Shared: Puzzle · Casual · 2D

Zup! X
Shared: Puzzle · Casual · 2D

Assemble with Care
Shared: Puzzle · Casual · Female Protagonist

Munin
Shared: Puzzle Platformer · Puzzle · 2D Platformer

CATO: Buttered Cat
Shared: Puzzle Platformer · Puzzle · Cute

Puyo Puyo™Tetris®
Shared: Puzzle · Casual · Cute