Games like Tsugu Tetsu
Games like Tsugu Tetsu include Portal, Garry's Mod, Portal 2, EDGE, and Planet of Lana. We matched them by the tags players give Tsugu Tetsu on Steam (Action, Casual, Puzzle, Trains, and Moddable): closest matches first, and among equally close ones the better-known games.

Portal
Shared: Puzzle · Puzzle Platformer · Singleplayer

Garry's Mod
Shared: Moddable · Casual · Singleplayer

Portal 2
Shared: Puzzle · Singleplayer · Puzzle Platformer

EDGE
Shared: Puzzle · Action · Puzzle Platformer

Planet of Lana
Shared: Action · Puzzle · Puzzle Platformer

Defy Gravity Extended
Shared: Puzzle · Action · Puzzle Platformer

Mini Metro
Shared: Puzzle · Trains · Casual

Train Simulator Classic
Shared: Trains · Singleplayer · Casual

Human Fall Flat
Shared: Puzzle · Action · Puzzle Platformer

Zup! 2
Shared: Casual · Puzzle · Indie

Zup!
Shared: Casual · Puzzle · Indie

Zup! S
Shared: Casual · Puzzle · Indie

LIMBO
Shared: Puzzle · Puzzle Platformer · Indie

Zuma's Revenge!
Shared: Action · Casual · Puzzle

Zup! 4
Shared: Casual · Puzzle · Indie

Zup! 3
Shared: Casual · Puzzle · Indie

SUPERHOT
Shared: Action · Singleplayer · Puzzle

Pikuniku
Shared: Casual · Puzzle · Action

Moncage
Shared: Casual · Puzzle · Singleplayer

Zup! 8
Shared: Casual · Puzzle · Indie

Toki Tori
Shared: Puzzle · Casual · Indie

Monument Valley 2
Shared: Casual · Action · Puzzle

People Playground
Shared: Moddable · Singleplayer · Action

Little Inferno
Shared: Casual · Puzzle · Singleplayer