Games like Ninja Issen (忍者一閃)
Games like Ninja Issen (忍者一閃) include Katana ZERO, SANABI, NINJA GAIDEN: Ragebound, The Messenger, and Shovel Knight: Treasure Trove. We matched them by the tags players give Ninja Issen (忍者一閃) on Steam (Action, Ninja, Cyberpunk, Pixel Graphics, and Retro): closest matches first, and among equally close ones the better-known games.

Katana ZERO
Shared: Action · Pixel Graphics · Cyberpunk

SANABI
Shared: Action · Pixel Graphics · Cyberpunk

NINJA GAIDEN: Ragebound
Shared: Action · Ninja · Pixel Graphics

The Messenger
Shared: Retro · Ninja · Pixel Graphics

Shovel Knight: Treasure Trove
Shared: Pixel Graphics · Platformer · Retro

Skul: The Hero Slayer
Shared: Action · Pixel Graphics · Platformer

Broforce
Shared: Action · Pixel Graphics · Platformer

Cyber Shadow
Shared: Ninja · Pixel Graphics · Retro

Celeste
Shared: Pixel Graphics · Platformer · 2D Platformer

BlazBlue Entropy Effect
Shared: Action · Platformer · Pixel Graphics

Sonic Mania
Shared: Retro · Platformer · Pixel Graphics

Gravity Circuit
Shared: Action · Pixel Graphics · Platformer

Bloodstained: Curse of the Moon
Shared: Action · Pixel Graphics · Retro

Axiom Verge
Shared: Pixel Graphics · Action · Platformer

Mark of the Ninja
Shared: Ninja · Action · Platformer

Super Meat Boy
Shared: Platformer · Pixel Graphics · 2D Platformer

ICEY
Shared: Action · Side Scroller · Cyberpunk

Mark of the Ninja: Remastered
Shared: Ninja · Action · Platformer

Huntdown
Shared: Action · Pixel Graphics · Side Scroller

Sonic Origins
Shared: Action · Pixel Graphics · Retro

Pizza Tower
Shared: 2D Platformer · Pixel Graphics · Platformer

SHINOBI: Art of Vengeance
Shared: Action · Ninja · Platformer

Gato Roboto
Shared: Action · Pixel Graphics · Platformer

Blade Assault
Shared: Action · Pixel Graphics · Platformer