Games like Hangeki
Games like Hangeki include LUFTRAUSERS, BALL x PIT, Nova Drift, ZeroRanger, and Sky Force Reloaded. We matched them by the tags players give Hangeki on Steam (Indie, Action, Shoot 'Em Up, Bullet Hell, and Arcade): closest matches first, and among equally close ones the better-known games.
LUFTRAUSERS
Shared: Indie · Action · Bullet Hell
BALL x PIT
Shared: Action · Bullet Hell · Arcade
Nova Drift
Shared: Shoot 'Em Up · Bullet Hell · Arcade
ZeroRanger
Shared: Indie · Shoot 'Em Up · Bullet Hell
Sky Force Reloaded
Shared: Shoot 'Em Up · Bullet Hell · Arcade
Star Saviors
Shared: Shoot 'Em Up · Action · Indie
Revolution Ace
Shared: Action · Indie · Shoot 'Em Up
Vampire Survivors
Shared: Bullet Hell · Indie · Action
Bit Blaster XL
Shared: Shoot 'Em Up · Bullet Hell · Arcade
Ikaruga
Shared: Shoot 'Em Up · Bullet Hell · Action
Savant - Ascent
Shared: Indie · Action · Shoot 'Em Up
BLUE REVOLVER
Shared: Indie · Shoot 'Em Up · Action
Megabonk
Shared: Indie · Bullet Hell · Action
Touhou Fuujinroku ~ Mountain of Faith.
Shared: Indie · Action · Bullet Hell
Nex Machina
Shared: Action · Bullet Hell · Indie
Planes, Bullets and Vodka
Shared: Action · Shoot 'Em Up · Bullet Hell
Cyberhunt
Shared: Indie · Action · Shoot 'Em Up
Exit the Gungeon
Shared: Indie · Action · Arcade
Windowkill
Shared: Indie · Action · Bullet Hell
Touhou Kinjoukyou ～ Fossilized Wonders.
Shared: Shoot 'Em Up · Bullet Hell · Action
UBERMOSH:WRAITH
Shared: Indie · Action · Arcade
TouHou Makuka Sai ~ Fantastic Danmaku Festival
Shared: Indie · Action · Bullet Hell
Touhou Kouryudou ~ Unconnected Marketeers.
Shared: Action · Shoot 'Em Up · Bullet Hell
DRAINUS
Shared: Action · Indie · Shoot 'Em Up