Games like Kamikaze Empire
Games like Kamikaze Empire include DRAINUS, Bit Blaster XL, Neptunia Shooter, Mirage Feathers, and Huntdown. We matched them by the tags players give Kamikaze Empire on Steam (Action, Shoot 'Em Up, Side Scroller, Anime, and Comedy): closest matches first, and among equally close ones the better-known games.

DRAINUS
Shared: Action · Shoot 'Em Up · Side Scroller

Bit Blaster XL
Shared: Shoot 'Em Up · Action · Bullet Hell

Neptunia Shooter
Shared: Action · Shoot 'Em Up · Anime

Mirage Feathers
Shared: Anime · Shoot 'Em Up · Cute

Huntdown
Shared: Side Scroller · Action · Shoot 'Em Up

ICEY
Shared: Action · Anime · Side Scroller

Rabi-Ribi
Shared: Anime · Bullet Hell · Side Scroller

Alex Jones: NWO Wars
Shared: Action · Shoot 'Em Up · Side Scroller

BALL x PIT
Shared: Action · Shoot 'Em Up · Bullet Hell

Broforce
Shared: Action · Side Scroller · 2D

Touhou Hero of Ice Fairy
Shared: Anime · Side Scroller · Bullet Hell

ZeroRanger
Shared: Shoot 'Em Up · Action · Bullet Hell

Deathsmiles
Shared: Shoot 'Em Up · Action · Anime

Touhou Koumakyou: New Classic - the Embodiment of Scarlet Devil
Shared: Shoot 'Em Up · Action · Bullet Hell

LUFTRAUSERS
Shared: Action · Shoot 'Em Up · Bullet Hell

METAL SLUG
Shared: Action · Side Scroller · Shoot 'Em Up

Guns, Gore & Cannoli
Shared: Action · Side Scroller · Shoot 'Em Up

Nova Drift
Shared: Shoot 'Em Up · Bullet Hell · Arcade

Touhou Kouryudou ~ Unconnected Marketeers.
Shared: Shoot 'Em Up · Action · Bullet Hell

Ikaruga
Shared: Shoot 'Em Up · Action · Bullet Hell

Revolution Ace
Shared: Action · Shoot 'Em Up · Bullet Hell

DoDonPachi Resurrection
Shared: Shoot 'Em Up · Action · Bullet Hell

Planes, Bullets and Vodka
Shared: Action · Shoot 'Em Up · Bullet Hell

Dungeon Munchies
Shared: Action · Anime · Side Scroller