Single-player games like Ninja Ordinance
Below are 12 single-player Steam games similar to Ninja Ordinance, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Ninja Ordinance page.
Ranked picks
- 1
Corruption of Champions II
Single-player alternative to Ninja Ordinance — playable solo, no multiplayer required. Shares Adventure and RPG with Ninja Ordinance.
Corruption of Champions II is an erotic text-based adventure RPG in which you contend with an invasion of perverse demons into your home realm. Romance friends and enemies such as catgirl clerics and kitsune mages, transform your body, and try to defeat the spreading corruption - or surrender to it!
- 2
Harem Fantasy
Single-player alternative to Ninja Ordinance — playable solo, no multiplayer required. Shares Adventure and RPG with Ninja Ordinance.
⛩️ Harem Fantasy is a visual novel in which you become a court healer in the Imperial Harem, populated with enchanting beauties and full of deadly intrigues. Treat, seduce, untwine the conspiracies and survive among passion and betrayal in the heart of the Celestial Empire 🐉
- 3
Cats in Heat
Single-player alternative to Ninja Ordinance — playable solo, no multiplayer required. Shares Adventure with Ninja Ordinance.
Adult-Only Visual Novel featuring 3 catgirls, plenty of choices, comedy, and sex.
- 4
Exposed Livestream
Single-player alternative to Ninja Ordinance — playable solo, no multiplayer required. Shares Adventure and RPG with Ninja Ordinance.
Stream by day, prank by night, and build your fame in this RPG adventure game! As IRL streamer Laika, create content, earn subscribers, and expand your skills. Explore the city and risk it all to entertain your growing audience. Show them what they actually want to see...
- 5
Monster College
Single-player alternative to Ninja Ordinance — playable solo, no multiplayer required. Shares Adventure with Ninja Ordinance.
The protagonist of this story discovers that he is a werewolf. In his new life, he will meet beautiful women, each with their own fascinating peculiarities: demons, vampires, zombies, werewolves, gorgons...
- 6
Knockout Master
Single-player alternative to Ninja Ordinance — playable solo, no multiplayer required. Shares Adventure with Ninja Ordinance.
Knockout Master is a choice-driven adult Visual Novel that puts you in the role of a boxer, whose dream is to become the world heavyweight champion. The game is packed with sex, romance, drama, and a rich story.
- 7
Saimin Gakushū: Secret Desire
Single-player alternative to Ninja Ordinance — playable solo, no multiplayer required. Shares Adventure with Ninja Ordinance.
Saimin Gakushū is a school adventure visual novel by popular Japanese developers Dark One! Soichi Akano acquires a sleep-learning machine through a dubious online shopping site, and plans to imprint his knowledge on the female students and teachers at his school.
- 8
MILF's Plaza
Single-player alternative to Ninja Ordinance — playable solo, no multiplayer required. Shares Adventure and RPG with Ninja Ordinance.
MILF's Plaza is an erotic visual novel with a non-linear plot in a unique 2D style! The main character, full of ambition and eager for thrills, is ready to do anything to find his place in the sun. But his life is only turning out to be more complicated...
- 9
Lost Love Island
Single-player alternative to Ninja Ordinance — playable solo, no multiplayer required. Shares Adventure and RPG with Ninja Ordinance.
A survival RPG. After a kraken attacked their ship, the two novice adventurers Lloyd and Meryl find themselves stranded on a lone island. Spending their days exploring the island, they soon meet other people on their quest to unravel the island's secrets.
- 10
Ninja Infiltration
Single-player alternative to Ninja Ordinance — playable solo, no multiplayer required. Shares Adventure and RPG with Ninja Ordinance.
Newly married ninja Ayame is assigned her most dangerous mission yet: To infiltrate Lord Amakusa’s castle for an undercover investigation. Acting as a mercenary for hire, it will take all of Ayame’s skill and willpower to uncover the truth and return home to her husband.
- 11
Countdown to NTR
Single-player alternative to Ninja Ordinance — playable solo, no multiplayer required. Shares Adventure and RPG with Ninja Ordinance.
Five days. That’s all the time Bell has to confess his true feelings to Lumia, beautiful singer and love of his life. She left their hometown in pursuit of her dreams – can Bell become a part of her dreams, or will someone else charm Lumia's heart? Let the countdown begin!
- 12
New Eromancer
Single-player alternative to Ninja Ordinance — playable solo, no multiplayer required. Shares Adventure and RPG with Ninja Ordinance.
Fight, craft, and explore the streets as Detective Suzuka battles the corrupt Wank Wanknald. This lewd RPG combines strategic combat, spicy encounters, and a gripping story where your choices shape intense battles and the fates of a hot cast of characters.