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Aotenjo: Infinite Hands

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Aotenjo: Infinite Hands

XO Cat · Published by XD

Very Positive — 88% positive (1,081 reviews) · 38 achievements

Last updated 28 Sept 2026

The Mahjong Roguelike. Aotenjo: Infinite Hands is an deckbuilder where you will use Mahjong styles all over the world to beat innate threats, play different Patterns and combos, reach the "bottom" of Aotenjo, and discover ancient secrets....

Early AccessDJCTQ l

£8.50

Lowest price we've ever recorded

View on Steam

Prices can lag the live Steam store — always confirm before buying.

Price history

4 Sept 2026Lowest: £8.50 · Highest: £8.507 Oct 2026

Indie, Simulation, Strategy, Early Access, Casual · 2025 · More £5 - £15 games

Dive into the strategic world of Aotenjo: Infinite Hands, an indie simulation and strategy game from XO Cat. Build your deck with Mahjong styles from around the globe to outwit threats and uncover mysteries in this unique roguelike experience.

About this game

Early Access Launch Date - Jan 20 2025!


2025 RoadMap


About the Game

Dive into Aotenjo, where the ancient game of Mahjong meets the strategic depth of deckbuilding. Use unique Artifacts, master intricate Patterns (Yakus), and harness Special Tiles to overcome malicious threats and emerge victorious!

With over 100 Patterns and 144 unique Artifacts, every hand you play can unleash unbelievable combos. Adapt and strategize to use the right gadgets at the right time, or activate the rarest Patterns to turn the tide in your favor.

Aotenjo's levels are seeded to generate new Artifacts, gadgets, and augments each time you play. No two runs are the same, ensuring a fresh and challenging experience with every game.

Inspired by over 40 different regional Mahjong styles, Aotenjo offers a blend of familiarity and novelty. Whether you’re a beginner or a seasoned player of Richii, MCR, or Cantonese Mahjong, you’ll find something to enjoy. From Two-Suit Only challenges to Dora and Flower Tiles, we have it all!

  • Artifact Mastery: Unlock and utilize 144 unique Artifacts.

  • Pattern Variety: Explore and activate 100 different Patterns.

  • Dynamic Gameplay: Experience ever-changing levels with seeded generation.

  • Different Mahjongs: Enjoy elements from over 40 regional Mahjong styles.

  • Strategic Depth: Design your strategies and combine all of your Patterns, Tiles, Artifacts and Gadgets to overcome powerful innate threats.

System Requirements

Will my PC run this? →

Minimum

Minimum:
  • OS *: Windows 7, 10/11
  • Processor: 2.0 GHz
  • Memory: 2 GB RAM
  • Storage: 400 MB available space

Recommended

Recommended:
  • OS *: Windows 7, 10/11
  • Processor: 2.0 GHz
  • Memory: 4 GB RAM
  • Storage: 400 MB available space

Supported Languages

English, Simplified Chinese, Japanese, Traditional Chinese

Latest news

  • Patch NotesOfficial

    September 24 Update — Mid-Autumn Sale Preview / Mechanical Tiles Arrive

    Hello, everyone!Mid-Autumn is almost here, wishing you a reunion under the full moon. Aotenjo will also join the Steam Autumn Sale: from September 26 to October 9, a 14-day 20% OFF matching the all-time low.The sale comes with a packed content update: the new Mechanical Material Set launches with 23 Mechanical Artifacts, Boss-clear settlement is fully revamped, and 1 Dot puts on a Mid-Autumn limited skin.Mechanical Material Set: install parts on your tilesThe new Mechanical Material Set includes 7 parts with different functions. Each Mechanical Tile can hold up to 3 parts, freely combined.That means one tile can be assembled into completely different forms: which parts you install, which tile you put them on, and how you spend the three slots — every loadout is a new build decision. In the late game, it isn’t only luck. It’s also your craft as a mechanic.Launching with Mechanical Tiles are 23 new Artifacts. They cover four axes — install, transfer, transform, and grow — and together they form a full Mechanical playstyle: mount parts, strip parts, move parts, and make them stronger the more you play.New Boss Result ScreenThis update adds exclusive animations for Boss clears and the final victory scene. The clear summary screen is also new: besides run stats, it shows discoveries.1 Dot Mid-Autumn event material: round moon, rounder Dot1 Dot gets a Mid-Autumn event material. Have you had mooncake this festival? While you play over the holiday, don’t forget to glance at that little “mooncake” on the table.Happy Mid-Autumn Festival, and thanks again for your patience and support.You can find the full patch notes below.If you run into any issues while playing, feel free to join our official Discord and let us know. We’ll look into them and get them fixed as quickly as possible.————————————————V.0.7.0.0-EA PATCH NOTES\Added Material Set \: 7 parts; each Mechanical Tile can install up to 3, freely combined.Added 23 Mechanical Artifacts, built around installing, transferring...
    Read full article on Community Announcements (AoiSoraXxx)
  • Patch NotesOfficial

    August 4 Update – Improved Controller Support

    Hello, everyone! We’ve just released a new update focused on improving the controller experience. With this update, when playing with a controller, a playable tile will now be selected automatically at the start of each game and after every turn. Holding the D-pad or left stick now also lets you cycle through your held tiles continuously and more smoothly. We’ve also fixed a number of recently reported issues. You can find the full patch notes below. If you run into any issues while playing, feel free to join our official Discord and let us know. We’ll look into them and get them fixed as quickly as possible. ———————————————— V0.6.0.1-EA Patch Notes Improved tile selection when using a controller. A playable tile is now automatically selected at the start of each game and after every turn. Improved continuous tile selection with controllers. Holding the D-pad or left stick now cycles through available tiles continuously with increasing speed. Added tile selection sound effects that better match controller navigation speed. Improved the display of purchased Artifacts in Zhou’s Store, making them easier to distinguish from unpurchased items. Updated the description for Pattern Packs in Infinite Challenge. Updated the Japanese localization for several Artifacts, the Skip Turn text, and various effect descriptions. Fixed an issue where selecting a Pattern Pack in Infinite Challenge could cause the game to freeze. Fixed an issue where Artifact effects could stop working after loading a save, resetting a run, or returning to the main menu. Fixed an issue where temporary Artifacts created by Golden Seed would not disappear properly at the end of a round. Fixed an issue where certain achievements could not be unlocked. Fixed an issue where hovering over Mahjong tiles during the scoring animation could cause them to become abnormally enlarged. Fixed an issue where tooltip text could fail to appear when moving the cursor between two consecutive hoverable text elements. The Ao...
    Read full article on Community Announcements (三天之内我要让这家店倒闭)
  • Patch NotesOfficial

    [July 28 Update]Pattern Pack Evolution System&Improved Visual and Sound Effects

    Hello, everyone! It's been a while! Today we're releasing a major content update, introducing the new Pattern Pack Evolution system. After defeating an Inner Demon, players can choose an entire Pattern Pack to evolve. Selected Patterns within that pack will receive targeted upgrades, giving your build a clearer progression path. We’ve also adjusted the refresh rules for Zhou’s Store. It will now only offer Pattern Packs you already own, making it much easier to develop a focused build. {STEAM_CLAN_IMAGE}/45104517/838c0d2f052dd9f6ddb36e0688c5171ae6c1f8f1.png We’ve also improved a wide range of animations, visual effects, sound effects, and UI elements, reworked several Artifacts, and fixed a number of known issues. We hope these changes make the game even more enjoyable. You can find the full patch notes below. If you run into any issues while playing, feel free to join our official Discord and let us know! We'll do our best to resolve them as quickly as possible. Attentive players may have noticed that this update doesn't exactly follow our original development roadmap. Let's just say we couldn't help going off-script for a bit. 😂 During development, we received a great deal of feedback about the late game, where bad luck could prevent players from obtaining the Pattern upgrades they wanted. We therefore adjusted part of our original development direction. With this new system, we hope to reduce late-game randomness, provide a clearer progression path, and encourage everyone to explore the synergies between different Pattern categories. When we originally created the roadmap, we were focused on adding as much content as possible to the Early Access version and enriching the overall experience. Through our conversations with the community, however, we came to realize that "more" does not always mean "better," and that sometimes it is equally important to streamline and simplify. We will be reorganizing our development plans in the near future as we continue toward th...
    Read full article on Community Announcements (三天之内我要让这家店倒闭)
  • AnnouncementsOfficial

    2月12日更新公告——【新春折扣预告】

    Hello everyone! We’ve just pushed an update that fixes several known issues. With the Lunar New Year approaching, we’d like to wish everyone a Happy Chinese New Year in advance! At the same time, Aotenjo will be participating in the Steam Chinese New Year Sale 2026 from February 13 to February 27, featuring a 20% OFF discount that matches its all-time low. If you’re planning to jump into Aotenjo for a few rounds during the sale, don’t miss out! You can find the detailed patch notes below for easy reference. If you encounter any problems while playing, please join our official Discord server to share your feedback, and we'll work to fix them as soon as possible. ———————————————— V.0.5.1.1-EA PATCHNOTE Increased the Fan value of the Pattern Perfect Five Types from 48 to 88. Fixed an issue where resolution switching could fail on non-16:9 aspect ratios; Fixed several Detail Mode display issues, including incorrect Pattern Packs for some Patterns, Flower Tiles Fu values, and Wall remaining tile counts; Fixed an issue where Book of Wind could not be obtained when playing other decks after a Scarlet Mahjong match; Fixed an issue where the main menu could freeze on the “Unlock Scarlet Mahjong” screen; Fixed incorrect sample hands for some new Patterns in Expanded Mahjong; Fixed an issue where the results screen could overflow with too many tiles in Expanded Mahjong; Fixed an issue where Pure Twin Straights could be formed without a 5 as the Pair; Fixed an issue where Perfect Five Types did not correctly inherit the effects of Five Types; Fixed incorrect text for Perfect Five Types in Japanese and Traditional Chinese; Fixed an issue where the achievements “Expert at Waiting for the Last Tile” and “Three-Colored Mask” would not trigger; Fixed an issue where Popsicle Tile only froze the same type of Hand Tiles; Fixed an issue where the Gadget “Eraser” could not remove the 8 Pairs Half and Var. 13 Orphans sets; Fixed an issue where the Artifact “Soul Scythe” failed to correctl...
    Read full article on Community Announcements (三天之内我要让这家店倒闭)
  • Patch NotesOfficial

    Steam Awards Underway | November 28 Update: New Deck Expanded Mahjong

    Hello everyone! We are planning to push an update on November 28 that introduces a new deck, Expanded Mahjong, along with several optimizations and fixes for known issues from the previous build. The 2025 Steam Awards are now underway. We’ve always hoped that Aotenjo could be your pastime choice, letting the crisp clack of tiles ease the mind and finding peace building your hand. If you’ve felt that relaxation while playing, we would be incredibly heartened if you could nominate Aotenjo for "Sit Back and Relax" at Steam Awards! Time flies and the game has already journeyed through three major seasonal updates. We’ve introduced the Wooden and Dessert Tiles, as well as the Scarlet, Yin-Yang, and Gourd Mahjong, each with dozens of new artifacts, gadgets, and patterns. By exploring and blending different mahjong rules from all around the world, we hope to bring you the unique charm on each of them. This time Expanded Mahjong draws inspiration from Hong Kong Style Taiwanese Mahjong. Unlike traditional 13-tile mahjong, this deck uses a 16-tile hand, hence “expanded.” The core feature of this deck is: more tiles in hand, more possibilities in patterns. With a larger hand, your can aim for more complex patterns and their combinations. We’ve also added over ten exclusive patterns for Expanded Mahjong, along with two special play modes: Eight Pairs Half and Variant Thirteen Orphans. If you enjoy exploring unusual strategies and experimenting with creative plays, this new deck may spark new enjoyment. You can find the detailed patch notes below for easy reference. If you encounter any problems while playing, please join our official Discord server to share your feedback, and we'll work to fix them as soon as possible. ———————————————— V.0.5.1.0-EA PATCHNOTE Added new deck: Expanded Mahjong. Added over ten exclusive patterns for Expanded Mahjong. Added two special play modes for Expanded Mahjong: Eight Pairs Half: play seven pairs + one Triplet. Variant Thirteen Orphans: play s...
    Read full article on Community Announcements (凤仙)

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