Games like VR Hiroshima 1945
Games like VR Hiroshima 1945 include Subnautica, Slime Rancher, Fallout 4, Subnautica: Below Zero, and Firewatch. We matched them by the tags players give VR Hiroshima 1945 on Steam (Adventure, Exploration, First-Person, Underwater, and Singleplayer): closest matches first, and among equally close ones the better-known games.

Subnautica
Shared: Exploration · Underwater · Adventure

Slime Rancher
Shared: Exploration · Adventure · First-Person

Fallout 4
Shared: Exploration · Adventure · Singleplayer

Subnautica: Below Zero
Shared: Underwater · Exploration · Singleplayer

Firewatch
Shared: Adventure · First-Person · Exploration

Subnautica 2
Shared: Exploration · Underwater · Adventure

Five Nights at Freddy's: Secret of the Mimic
Shared: Adventure · First-Person · Exploration

The Long Dark
Shared: Exploration · Adventure · First-Person

DAVE THE DIVER
Shared: Adventure · Exploration · Singleplayer

Fallout: New Vegas
Shared: Exploration · Singleplayer · First-Person

The Elder Scrolls IV: Oblivion Remastered
Shared: Adventure · Exploration · Singleplayer

Myst
Shared: Adventure · Exploration · First-Person

Tainted Grail: The Fall of Avalon
Shared: Adventure · First-Person · Exploration

Valley
Shared: Adventure · Exploration · First-Person

No Man's Sky
Shared: Exploration · Adventure · First-Person

Five Nights at Freddy's: Security Breach
Shared: First-Person · Singleplayer · Exploration

Resident Evil 7 Biohazard
Shared: First-Person · VR · Singleplayer

Supraland
Shared: Exploration · Adventure · First-Person

Riven
Shared: Adventure · Exploration · First-Person

The Elder Scrolls V: Skyrim VR
Shared: Adventure · VR · Singleplayer

Outer Wilds
Shared: Exploration · Adventure · Singleplayer

Stranded Deep
Shared: Adventure · First-Person · Exploration

Starfield
Shared: Exploration · Singleplayer · First-Person

What Remains of Edith Finch
Shared: First-Person · Exploration · Adventure