Download size

How many GB is Happy STG?

0.1 GB

That is less than the typical Shooter game, which needs about 8 GB.

Leave at least 6 GB free: games need headroom to unpack updates.

The figure is the storage Steam lists as required for this game, not a measured download.

Vertical scroll shooting game. Please avoid the bullets and defeat the enemies and clear the stage. You can set different types of bullets for "Main" and "Sub". You can also use skills. Skills include skills that make powerful attacks and skills that can eliminate bullets fired by enemies.