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Raioh is a retro style shot and bomb style vertical scroll shmup.
Weapons are three types of main shots and bombs.
Main shot powers up to 5 levels by taking items.
You can choose the difficulty level from easy, normal and hard.
Auto bomb can be selected. However, auto bomb is not perfect. It cannot respond to high-speed enemy bullets or lasers.
Press ALT+ENTER to switch to full screen.