Single-player games like Demon Slayer Akagi
Below are 8 single-player Steam games similar to Demon Slayer Akagi, 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 Demon Slayer Akagi page.
Ranked picks
- 1

Iwate Mountain Dance
Single-player alternative to Demon Slayer Akagi — playable solo, no multiplayer required. Shares Action and Indie with Demon Slayer Akagi.
Iwate Mountain Dance is a tough-as-nails bullet hell boss fighter. Take on unique multi-stage bosses in a grand dance of handcrafted fights, each with their own attack patterns and intense combos, as you explore the lands of Iwate and learn its history.
- 2

Crystal Breaker
Single-player alternative to Demon Slayer Akagi — playable solo, no multiplayer required. Shares Action and Indie with Demon Slayer Akagi.
Shoot the enemy at close range! Crystal Breaker is a vertically scrolling shmup that focuses on close range attack.
- 3

Kelp Keeper
Single-player alternative to Demon Slayer Akagi — playable solo, no multiplayer required. Shares Action and Indie with Demon Slayer Akagi.
Take on a vital role in the ecosystem in this action-packed bullet hell. Control a charming sea otter and protect the kelp forest from an endless onslaught of devious sea critters. Skillfully dodge attacks, grab your prey, and eat them all at the surface for a huge satisfying snack.
- 4

Star Girl Proxima
Single-player alternative to Demon Slayer Akagi — playable solo, no multiplayer required. Shares Action and Indie with Demon Slayer Akagi.
Become a magical girl hero and defend the alien world of Proxima Centauri b in Star Girl Proxima! An 8-bit style action-platformer.
- 5

Touhou: Gensokyo Survivors
Single-player alternative to Demon Slayer Akagi — playable solo, no multiplayer required. Shares Action and Indie with Demon Slayer Akagi.
Youkai have overrun Gensokyo! There's no resolving this incident, just try to survive! Touhou: Gensokyo Survivors is the latest take on the survivor genre, this time with the unique twist of a grid-based inventory system. Hoard as many items as possible if you want to survive!
- 6

UDONGEIN X
Single-player alternative to Demon Slayer Akagi — playable solo, no multiplayer required. Shares Action and Indie with Demon Slayer Akagi.
Help Reisen Udongein Inaba navigate through 14 action packed stages in this exhilarating 2D Bullet Hell Platformer based on Touhou Project!
- 7

Takkoman -Kouzatsu World-
Single-player alternative to Demon Slayer Akagi — playable solo, no multiplayer required. Shares Action with Demon Slayer Akagi.
Takkoman -Kouzatsu World- is a stylish 2D action game born from character fan art based on the Touhou series, featuring individually unique creatures running rampant across all thirteen stages!
- 8

Annalynn
Single-player alternative to Demon Slayer Akagi — playable solo, no multiplayer required. Shares Action and Indie with Demon Slayer Akagi.
Annalynn is a 2D platformer made in the style of arcade games from the early '80s. Collect the coins, grab the bonus foods, and turn the tables with blinding rubies! Think you've got what it takes to go for the high score?