Games like Natsuno-Kanata: Beyond Summer
Games like Natsuno-Kanata: Beyond Summer include Fallout 4, Terraria, Pacific Drive, The Long Dark, and No Man's Sky. We matched them by the tags players give Natsuno-Kanata: Beyond Summer on Steam (Adventure, Visual Novel, Roguelite, Exploration, and 2D): closest matches first, and among equally close ones the better-known games.

Fallout 4
Shared: Adventure · Exploration · Post-apocalyptic

Terraria
Shared: Adventure · 2D · Survival

Pacific Drive
Shared: Exploration · Survival · Adventure

The Long Dark
Shared: Exploration · Adventure · Survival

No Man's Sky
Shared: Exploration · Adventure · Sci-fi

S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition
Shared: Exploration · Survival · Post-apocalyptic

Rain World
Shared: Exploration · Survival · Atmospheric

Subnautica
Shared: Exploration · Survival · Adventure

Rise of the Tomb Raider™
Shared: Adventure · Exploration · Survival

Dune: Awakening
Shared: Exploration · Adventure · Survival

The Forest
Shared: Adventure · Survival · Exploration

Fallout: New Vegas
Shared: Exploration · Adventure · Post-apocalyptic

FAR: Lone Sails
Shared: Adventure · Exploration · Atmospheric

Urban Myth Dissolution Center
Shared: Visual Novel · Adventure · 2D

Dead Cells
Shared: Adventure · Roguelite · 2D

Don't Starve
Shared: Adventure · Survival · Exploration

Night in the Woods
Shared: Adventure · Exploration · Atmospheric

Don't Starve Together
Shared: Adventure · Survival · 2D

The Flame in the Flood
Shared: Adventure · Survival · Exploration

Outer Wilds
Shared: Exploration · Adventure · Atmospheric

OPUS: Echo of Starsong - Full Bloom Edition
Shared: Visual Novel · 2D · Adventure

Hollow Knight
Shared: 2D · Exploration · Adventure

Stray
Shared: Adventure · Exploration · Atmospheric

SUNLESS SEA
Shared: Exploration · Adventure · Survival