Top similar games like Hyakki Yako: OH&S:

You've been invited to participate in a study for the newly developed Circadial pills, a medicine designed to remedy your life-long insomnia. Explore the empty halls of the facility and the landscapes of your dreams to uncover the source of your night terrors. You will never be the same.

The Hobo Complex is a first-person psychological horror game delving into drug addiction, homelessness and the reasons that might have caused it. Traverse varied, eerie settings while uncovering the truth behind where your girlfriend went after leaving you.

Lunacy: Saint Rhodes is a first-person psychological horror adventure game. Explore your dark family history, solve puzzles and experience a gut-wrenching feeling of terror. You are being watched; never alone, never safe.

A home brewed 360° interactive horror flick. Witness a troubled soul craving to make a chilling home movie realize that the monster lies a lot deeper than he could have ever guessed. Play the cassette and rewind the terror hidden inside.

You are an ordinary office clerk in a not-so-ordinary world ruled by demons. One of them is your boss. Will you lead the company to success, or will you try to hold on to your humanity?

This is a retro horror game about the war in Ukraine and brutalist architecture in Eastern Europe

Dweller is a psychological walking sim horror game where you're trapped in a rotting sewer system with something watching your every move. You're low on resources, high on tension, and the only voice you hear might be trying to help... or mess with your head. Trust no one. Stay quiet. Stay alive.

A phychological horror experience of voices and screams.

Sorrow Asylum 2 is a looping horror game, a mix of an abandoned asylum and your mind's prison, as well as a sequel to Sorrow Asylum.

A psychological horror adventure where you investigate a large art gallery following many disappearances. You'll go on a journey filled with fear and stress to find out what happened to all those who went missing.

After a tragic event, moving to a new city leads you to work in a dark warehouse. Unravel the mysteries surrounding the protagonist's past and survive through 5 shifts, avoiding ruthless enemies, where a convoluted story unfolds in the style of retro-stylized graphics.

You are a night worker who has to clean up after a long day of trading at the local mall. But as the night quickly progresses you start to realize that something isn't quite right.

A nonlinear psychological horror game in which you attempt to free yourself from the constantly repeating daily cycle of life. Explore a total of 7 different endings. Will you be brave enough to take the leap, even if there seems to be No Way Out?

Water Delivery is a first person, horror experience where you play as a water delivery boy. Ride along in the delivery truck from house to house. Deliver filled water jugs, find and return empty jugs, and collect all the payments. Will you be able to finish your final route of the evening?

Spiritus Sancti is a first-person psychological horror where your voice is your weapon. Speak sacred rites through your microphone to repel, stun, and exorcise the forces of darkness. Every encounter is real-time, every word a test of faith. An experience like no other.

Knock-Knock Housekeeping is a psychological horror game where you take role of a maid in a hellish hotel filled with uninvited guests. 

On one rainy morning, Steve found a baby in a utility tunnel. He is not alone. Navigate eerie locales, solve puzzles, and face bizarre creatures to uncover a cosmic mystery in Tunnel Baby.

TRAFFIC is an Atmospheric First-Person Psychological Horror game about a troubled child in a home where he must deal with both internal and external stresses. You will communicate with your parents, do your chores, and stay out of the way.

A rustpunk sci-fi horror game with a touch of dark corporate humor. Operate a free-hanging elevator and explore the depths of a horrific alien world made of living tissue.

17 Horror rooms simulating common phobias. Are you afraid of spiders, cockroaches, snakes, heights, fire, being buried alive? Enter the black doors and conquer your fears!

DIRUS Software's lost 1999 cult-classic is back! Explore its confusing and stygian world for yourself in this newly remastered edition, being sure to keep a steely gaze on the mystery of its warped labyrinths and crossroads.

You get to pick out a game from the Game Store in town but do not choose a certain game.

An ancient forest god seeks symbiosis with humans. Its cult seeks new hosts. Avoid infection. Or be forever imprisoned in your own starving body.

In Ghost Ripper, you play as Heather, a night-shift waitress abducted and held captive in an abandoned asylum by the infamous and sadistic serial killer known as the Ghost Ripper. Hide, survive, and uncover his dark past as you search for a way out.

Henry is an elderly man with regrets. Over the course of his life, he has killed three times. He is about to kill again.

FoMO is a first-person psychological horror game with random mazes, a haunting atmosphere, and disturbing retro visuals. No weapons… all you can do is run, hide, and survive the monsters that have taken over your life. But remember: your choices have consequences.

You are the Nightslink. Traverse abandoned roads under cover of night. Deliver cassette tapes in a post-apocalyptic world. An atmospheric retro-3D horror adventure.

EPONYMOUS: In Which a Work Is Known by Its Reading is a short-form narrative about unreliable infrastructures.

What was supposed to be a relaxing weekend at an island resort turns into a fight for your life, and now you’ll have to outsmart and outrun the powerful forces battling over the island’s fate

Dive into a chilling adventure where horror meets imagination in this first-person thriller. Picture yourself in a maze of puzzles, where the story unfolds based on how you see it. It's not just a game; it's your own twisted journey.

Listen to your footsteps, ambiance, and anomalies around you, and navigate through a giant haunted mansion to find the exit. Find keys to unlock closed doors, try not to get lost, and most importantly, don't take off the blindfold!

A short first-person horror game where you wander through an eerie forest using the dials of a microwave.

Cognition Method is a story-driven, first-person puzzle game inspired by 2001: A Space Odyssey and Solaris. Discover the innovative mechanics of altering gravity and dive into the surreal setting. Find your way within a mysterious artifact and unveil a non-ordinary story.

Blind Sound is a Game about, Exploration and Puzzle-solving. This is a Linear Story Based horror game which sets in a science facility. You will discover tons of thing and find about the Creepy history of this facility with Full of Creatures That extremely Dangerous.

Awakening was only the beginning. RDS is real… consuming anyone who ventures too close.

A collection of horror stories, realized by 9 developers. Each with its own unique take on Analog Horror! Experience these spooky tales through the interactive hub world & choose what to play at your own pace. Just don't die of fright!