
Krampus is Home
寒い寒いクリスマスの夜に、高校生のセバスチャンは親が帰ってくるまで留守番をしています。やがて、彼は何か嫌な予感がします。セバスチャンと一緒にこの不思議な世界を体験しましょう。
みんなで失敗なく盛り上がれる定番人気作(940本)から、知る人ぞ知る隠れた名作(517本)までまとめました。
一覧にまだ載っていない協力・パーティーゲームも、Steamストアからリアルタイムで一緒に探せます。

寒い寒いクリスマスの夜に、高校生のセバスチャンは親が帰ってくるまで留守番をしています。やがて、彼は何か嫌な予感がします。セバスチャンと一緒にこの不思議な世界を体験しましょう。

オンラインマルチプレイに対応したパーティーマルチゲーム。直感的なルールで初心者もすぐ盛り上がれます。

The Maze Survivor is a limited space survival game that uniquely combines the characteristics of survival, horror, puzzle solving and maze adventure games. Players will wake up in the center of a complex maze without any clues. Let's try to see if they can survive and escape from this strange maze.

Industrial Petting is a cozy factory game about building an adoption empire of adorable pets! Play with friends or solo. Build happy pet pipelines, explore and farm an alien island, and fulfill adoption contracts from across the galaxy!

In this turn-based strategic artillery game, players wage interplanetary wars by developing their home planets and firing massive barrages through the unpredictable gravity fields of the solar system.

The Faraway Land is an open world survival simulator. Plunge into the relaxing atmosphere of a magical world filled with cute and dangerous creatures.

Lords of Waterdeep is an award winning strategy board game, set in the Dungeons & Dragons world of Waterdeep. Play as one of the masked Lords of the City of Splendor. Intrigue abounds as you recruit adventurers, via your agents, to quest on your behalf and spread your influence. Expand the city by purchasing new buildings, and hinder or help the other lords on your path to rule Waterdeep.

個性豊かなキャラクターから三位一体の部隊を編成し、戦略を練って最適なスキルの組み合わせを見つけましょう。そこから生まれる驚異的なシナジーが戦闘の醍醐味です。オンラインの2人協力プレイが可能なマルチプレイヤーモードでは、フレンドとチームを組んでオークの大群に挑み、ハイスコアを目指しましょう!

Welcome to the Deep: Pixelart platformer indie game located deep inside caves. You are a cave explorer who accidentally falls in a pit which leads to a big cave system. After some exploration, you find remains of an old civilization that used to live there and decide to explore it a little further.

Ashes Cricket is the officially licensed video game of cricket’s greatest rivalry. Bringing all the fast paced action, big hits and skill that you see in the greatest cricket competition on earth, you’ll be able to play in the men’s and women’s 2017/2018 Ashes tours.

全地形対応のオフロード車両を操れ!『MX vs ATV: All Out』でオフロードレースとライフスタイルをリアルに体験!自宅でライダースタイルを選び、広大な世界をフリーライド、ベストシリーズイベントでスキルを競おう!

DEPLOYMENT is a fast-paced top-down arena shooter featuring five unique classes, randomly generated battlefields, tactical turret control, and intense multiplayer combat. Challenge real players or fight against AI bots in action-packed battles.

The one true multiplayer goblin simulator. Play Goblin Tag and acquire power ups that let you leap across the entire map. Play Hide and Seek and annoy your friends with ‘REEEES’ when they cant find you. Stay alive in Death Run without being trapped. Be a goblin and do goblin things!

自分だけのカフェを築き上げよう。様々な種類のコーヒーを用意して、お客様を満足させよう。カフェの在庫を常に豊富に保ち、資金の流れをスムーズに保つことで、夢のカフェをあっという間に拡大できるだろう。

Signs of Life is a sci-fi survival sandbox platformer with a combination of procedurally generated and hand-crafted content. You'll explore mysterious locations, mine blocks for resources, and meet strange (and some familiar) creatures, some of which don't even want to kill you and eat your corpse.

山登りの冒険へいざ出発!

Schwarzerblitz is a love letter to '90s 3D low-poly fighters, featuring 28 playable characters, more than 30 stages, ring out mechanics, classic arcade endings, and a complete story mode. Steel your fists and ride the lightning!

Invincible VS is a brutal superhero 3v3 tag fighting game set in the Invincible universe, where you can battle to the death as a team of fan-favorite characters in iconic locations.

Dig Island は、最大4人で協力して掘り進める協力型掘削ゲームです。 地中深く掘り進むにつれて新しい資源を発見し、装備をアップグレードし、仲間と協力して飛行機を修理し、島からの脱出を目指しましょう。

このリアルタイムの大規模戦略ゲームでは、軍を指揮し、都市を建設し、動的な経済を管理します。領土内に自動供給ルートを確立して生産を合理化し、防衛を強化し、激しい戦いに備えてください。

A one-click parkour game in space. Zoom through intricate levels using your suit's thrusters and grapple hook, all while evading colossal alien worms and racing against the clock.

A physics sim meets a tidy-up game. Octbuster has over 10,000 VHS tapes and an octopus with tentacle arms to scoop them up by the armful. A cart that follows you, a kitten army that helps, an arcade buried under the mess, co-op multiplayer, Twitch chat in your store, and no generative AI.

Death's Hangover is a ball and bat game, featuring horror elements, mature comedy and themes.

SuperSmash is a physics base multiplayer fighting game.Character is fully driven by physics engine,and there are lots of different weapons and will provide you totally different battle experience.

To play the Descent: Legends of the Dark board game, one player must download the free Descent: Legends of the Dark app on a compatible device. This companion app determines the setup of each quest, tracks your party’s inventory, skills, progress, and resolves combat while telling a narrative story.

Starring a cast of beloved Disney characters, The Disney Afternoon Collection takes you back to a golden era of gaming and afternoons filled with adventure. All six classic games feature new and improved visuals and include filtering options that replicate a retro look and feel.

Strawberry chocolate" is a "Bang Dream" Doujin Game. It's a pixel style RPG, Players will operate Anon and Taki in different game worlds to carry out crazy adventures, and the cute and loving interaction between the two is the game's greatest charm ......

Three Finger Battle Arena is a game where you can punch your friends into orbit, then swing away like nothing ever happened!

Battle Talent is a challenging physics-based rogue-lite sword-fighting game, and now includes multiplayer mode, team up with friends to defeat enemies! You can create your own fighting style in a mega seamless procedural dungeon. With over 80 enemy variants, 100 weapons, and 60 perks.

Unwind in a relaxing first-person Tidy Up game where you'll sort and arrange 5,648 treasures in a papercraft world. Level up, unlock new skills, and tally every coin. Play solo or tidy up together with friends. Supports up to 32 players in online co-op.

Welcome to Scourge of War, a real-time 3D computer game/simulation developed by NorbSoftDev, the company headed by renowned game designer Norb Timpko, designer of Mad Minute Games' acclaimed Take Command series. Scourge of War is the epitome of historical command simulations.

"Sclashは2Dの武士の格闘ゲームで、一撃で倒れます。美しい手描きの環境で手描きの武士としてプレイし、各動きが重要な壮大な堅苦しい決闘に挑みましょう。スタミナを上手に管理し、致命的な一撃を狙ってください。

Draw your robot, play as your drawing! Face your friends in Scribble Bots, a 2D, physics based sandbox party game. Will your robot be a mechanical masterpiece, or a dysfunctional abomination?

From the team that brought you 8-Bit Armies comes a new fantasy RTS as fast-paced and friendly as the original! 8-BIT HORDES is a colorful strategy-arcade game that is easy to learn for players of all skill levels. Collect resources, build up and defend your base, amass your army of orcs or humans and ultimately crush your opponents! 8-Bit Hordes features offline single-player missions, two-player cooperative missions, AI skirmish mode, and Player-vs-Player Multiplayer modes running on dedicated game servers.

『Running Fable Petite Party』では、あなたと仲間たちが3つの個性豊かなボードで、友情を試す16種類のハチャメチャなミニゲームに挑戦!出し抜き、笑い合い、ローカルマルチプレイで1〜4人が楽しめる究極のパーティーを体験しよう!

Abandoned Archive is a fantasy, spell-casting, rogue-like, featuring a wide variety of relics, a unique spell-upgrading system, with compelling and engaging bosses. Each floor is filled with items and mysteries for the player to uncover; what will you discover in the Abandoned Archive?