Games like SEKISAI puzzle action
Games like SEKISAI puzzle action include Planet of Lana, SANABI, Webbed, Celeste, and Momodora: Reverie Under The Moonlight. We matched them by the tags players give SEKISAI puzzle action on Steam (Side Scroller, 2D Platformer, Action, Puzzle Platformer, and Puzzle): closest matches first, and among equally close ones the better-known games.

Planet of Lana
Shared: Action · Puzzle Platformer · 2D Platformer

SANABI
Shared: Action · 2D Platformer · Adventure

Webbed
Shared: 2D Platformer · Puzzle Platformer · Cute

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

Momodora: Reverie Under The Moonlight
Shared: 2D Platformer · Side Scroller · Female Protagonist

Rise of the Tomb Raider™
Shared: Action · Adventure · Female Protagonist

LIMBO
Shared: Puzzle Platformer · Puzzle · Adventure

Portal 2
Shared: Puzzle · Puzzle Platformer · Female Protagonist

ICEY
Shared: Action · Side Scroller · Female Protagonist

Tomb Raider Game of the Year
Shared: Action · Adventure · Female Protagonist

Iconoclasts
Shared: Action · Adventure · Female Protagonist

Öoo
Shared: 2D Platformer · Puzzle Platformer · Puzzle

The Pedestrian
Shared: Side Scroller · Puzzle Platformer · Puzzle

Gal Guardians: Demon Purge
Shared: 2D Platformer · Action · Side Scroller

Trine 2: Complete Story
Shared: Puzzle Platformer · 2D Platformer · Action-Adventure

Skul: The Hero Slayer
Shared: Action · Side Scroller · 2D

Trine Enchanted Edition
Shared: 2D Platformer · Puzzle Platformer · Action-Adventure

Portal
Shared: Puzzle Platformer · Puzzle · Action

Afterimage
Shared: 2D Platformer · Side Scroller · Female Protagonist

The Vagrant
Shared: Action · Side Scroller · Female Protagonist

Teslagrad 2
Shared: Action · Puzzle · Adventure

MO:Astray
Shared: Action · Puzzle Platformer · Adventure

Trine 5: A Clockwork Conspiracy
Shared: Action · Adventure · 2D Platformer

ANTONBLAST
Shared: 2D Platformer · Action · 2D