Parent game

Two black-clad ninjas, Ayame and Rin, silently stalk enemies and strike with brutal Stealh kills in revenge for the massacre of Rin's village. With lethal blades and their own specialized attacks, the fierce assassins draw ever closer to discovering who ordered this heinous crime.
Part of collection:
Tenchu
(last 3 games)

Tenchu Kurenai Portable is a PSP port of the PS2 title Tenchu: Fatal Shadows, exclusive to Japan.

Tenchu: Wrath of Heaven is an action-adventure stealth game developed by Capcom subsidiary development studio K2 LLC and published by Activision in North America and Europe and FromSoftware in Japan for the PlayStation 2 in 2003. It was later ported to the Xbox in 2004 under the title Tenchu: Return from Darkness and to the PlayStation Portable in 2009 under the title Tenchu 3 Portable by FromSoftware.

Tenchu 4 will use the Wii Remote to fight, dash, jump and kill like a true ninja. Players will continue the saga of Rikimaru and Ayame, elite ninjas who must use their lethal skills to keep the peace in feudal Japan. Playing as both stealthy Rikimaru and aggressive and acrobatic Ayame, players will fight their way through more than 10 missions and 50 side quests and experience the thrilling adventure of being the ultimate ninja.
Could be interesting

House of Velez is a horror game based around stealth/puzzle elements. It emphasizes sneaking, running and hiding mechanics to surpass obstacles rather than combat. The game features a "Focus Mode" that allows you to see your pursuers' field of vision and hearing radius, while also monitoring your own noise levels. Another feature is "Heart Rate Suppression" that restricts movement, but allows you to become "invisible" when used effectively. House of Velez draws inspiration from titles like Haunting Ground and even film such as the 1980's Hellraiser.

Left Alive is a brand-new survival action shooter released on the PlayStation4 computer entertainment system and STEAM in 2019. Veteran developers, Toshifumi Nabeshima (director, Armored Core series), Yoji Shinkawa (character designer, METAL GEAR series), and Takayuki Yanase (mech designer, Ghost in the Shell: Arise, Mobile Suit Gundam 00, Xenoblade Chronicles X) join forces to create LEFT ALIVE’s dark and gritty world.

Sekiro: Shadows Die Twice is an action-adventure game set in a reimagined late 1500s Sengoku-era Japan. Players control Wolf, a shinobi on a mission to rescue his kidnapped lord and seek revenge on his enemies. The game emphasizes precise sword combat, stealth, and mobility, replacing traditional RPG elements with a posture-based dueling system.

Control the assassin and hunt down your targets one by one. Use your surroundings and shadows to stay hidden from flashlights.
You and your best friend are burglars
A rhythm-based stealth game. Dodge distractions to save the world.
A cosmic stealth survival horror
Will you hide and disturb the festival or are you a guard who seeks for order? Find out in this multiplayer party game.

Stealth and rebellion in an absurd totalitarian government.