Games like HYAKKI YAKO Survivor
Games like HYAKKI YAKO Survivor include Vampire Survivors, Enter the Gungeon, Death Must Die, Megabonk, and BALL x PIT. We matched them by the tags players give HYAKKI YAKO Survivor on Steam (Action, Casual, Action Roguelike, Bullet Hell, and 2D): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · Bullet Hell · 2D

Enter the Gungeon
Shared: Action Roguelike · Bullet Hell · Action

Death Must Die
Shared: Action Roguelike · Bullet Hell · Action

Megabonk
Shared: Action Roguelike · Bullet Hell · Action

BALL x PIT
Shared: Action · Bullet Hell · Action Roguelike

Boneraiser Minions
Shared: Action Roguelike · Bullet Hell · 2D

Skul: The Hero Slayer
Shared: Action · Action Roguelike · 2D

Halls of Torment
Shared: Action Roguelike · Bullet Hell · Action

Rocket Rats
Shared: Action Roguelike · Casual · Bullet Hell

Planes, Bullets and Vodka
Shared: Action · Casual · Bullet Hell

Noobs Want to Live
Shared: Action · Bullet Hell · Action Roguelike

The Binding of Isaac
Shared: Action Roguelike · Action · Indie

Nuclear Throne
Shared: Action Roguelike · Action · Bullet Hell

Windowkill
Shared: Action · Action Roguelike · Bullet Hell

Desktop Survivors 98
Shared: Action · Action Roguelike · Casual

Seraph's Last Stand
Shared: Action Roguelike · Casual · Bullet Hell

Hades
Shared: Action Roguelike · Action · Indie

BlazBlue Entropy Effect
Shared: Action · Action Roguelike · 2D

20 Minutes Till Dawn
Shared: Action Roguelike · Bullet Hell · Casual

Nordic Ashes: Survivors of Ragnarok
Shared: Action Roguelike · Bullet Hell · 2D

Deep Rock Galactic: Survivor
Shared: Action Roguelike · Bullet Hell · Action

Asgard's Fall — Viking Survivors
Shared: Action Roguelike · Casual · Bullet Hell

Rogue Legacy
Shared: Action · Action Roguelike · 2D

I Am Legion: Stand Survivors
Shared: Action Roguelike · Bullet Hell · Top-Down