SteamTexx
マーダーミステリーJ

Sorairo, Inc. · Sorairo, Inc.

マーダーミステリーJ

gameAppID 3054260Released
Release dateNov 26, 2024

Game Charts

Player statistics

Default: last 7 days, hourly. · Stale · Range: 6/18/2026, 7:46:33 AM - 11/1/2026, 5:52:44 PM

Current Players2
24h Peak2
All-Time Peak11
24h Player-Hours40 h

Player History

PeriodAvg. PlayersGain (total)Gain (%)Peak Players
Last 24 Hours1.67-0.67-28.57%2
Last 7 Days1.811.810%4
Last 30 Days1.38-0.92-40.08%4
Last 12 Months2.0900%11
2026-111.670.3325%2
2026-101.33-0.95-41.55%4
2026-092.280.3316.81%8
2026-081.95-0.07-3.56%8
2026-072.03-0.37-15.4%11
2026-062.3900%7

Details

DeveloperSorairo, Inc.
PublisherSorairo, Inc.
FreeYes
Required ageNone

■ Everyone is a suspect!? Up to 12 players can compete online! Using the communication function of your device, you can compete online with up to 12 players anytime, anywhere, with anyone, and as many times as you want!

■ Everyone is a suspect!? Up to 12 players can compete online! Using the communication function of your device, you can compete online with up to 12 players anytime, anywhere, with anyone, and as many times as you want! ■ Ultimate suspense! Night actions determine life or death!! The murderer's goal is to wipe out the master's family in the mansion. Night after night, the murderer sneaks into rooms, attempting to assassinate the family. They kill indiscriminately, targeting anyone they encounter, even if they're not part of the family... And once again, the day turns to night. Will you stay in your room? Or will you make a desperate attempt to escape? ■ Innovative! Accusation system!! Make a judgment on your own and accuse the murderer. If you're correct, you can expel the murderer! However, if you mistakenly accuse someone else, you'll be expelled instead!! There's no room for mistakes! Listen carefully to people's statements and find the murderer! ■ Over 30 unique roles!! Various roles will disrupt your deductions! ■ Game Description This game is a chat-based mystery suspense game where players are divided into factions (family faction, murderer faction, and other factions) and compete against each other. ◆ Other notes ・ Prohibited acts Using usernames that violate public morals, delaying actions during online matches, etc., are prohibited acts as stipulated in the terms of use of this application. Players found to have violated them will face measures such as account suspension. If you encounter such users, please "block" them. ※ Information about "blocked" players is confirmed by the management team. "Blocking" can be done at "the end of the match" or from "friends" in the "friends list," "search," or "recently played players." ・ Fraudulent activities In this application, appropriate sanctions may be taken against users who engage in fraudulent activities such as: Using cheating programs Producing or distributing cheating programs Engaging in fraudulent activities to gain inappropriate profits Acquiring life points, etc., through fraudulent means Exploiting in-game bugs Creating accounts with false information, etc. Other acts deemed fraudulent by the company

Genres and categories

CasualIndieSimulationFree To PlayMulti-playerPvPOnline PvPIn-App PurchasesFamily Sharing

Platforms and requirements

windows: yesmac: nolinux: no
PC
{
  "minimum": "<strong>Minimum:</strong><br><ul class=\"bb_ul\"><li>Requires a 64-bit processor and operating system<br></li><li><strong>OS:</strong> Windows 10<br></li><li><strong>Processor:</strong> Intel Core2 Duo 2.4ghz+<br></li><li><strong>Memory:</strong> 2 GB RAM<br></li><li><strong>Graphics:</strong> Integrated Graphics<br></li><li><strong>DirectX:</strong> Version 9.0<br></li><li><strong>Network:</strong> Broadband Internet connection<br></li><li><strong>Storage:</strong> 400 MB available space</li></ul>",
  "recommended": "<strong>Recommended:</strong><br><ul class=\"bb_ul\"><li>Requires a 64-bit processor and operating system<br></li><li><strong>OS:</strong> Windows 10<br></li><li><strong>Processor:</strong> Intel Core i-5 2.8Ghz<br></li><li><strong>Memory:</strong> 4 GB RAM<br></li><li><strong>Graphics:</strong> Nvidia 600 Series GPU or Equivalent<br></li><li><strong>DirectX:</strong> Version 11<br></li><li><strong>Network:</strong> Broadband Internet connection<br></li><li><strong>Storage:</strong> 500 MB available space</li></ul>"
}
Mac
{
  "minimum": "<strong>Minimum:</strong><br><ul class=\"bb_ul\"></ul>",
  "recommended": "<strong>Recommended:</strong><br><ul class=\"bb_ul\"></ul>"
}
Linux
{
  "minimum": "<strong>Minimum:</strong><br><ul class=\"bb_ul\"></ul>",
  "recommended": "<strong>Recommended:</strong><br><ul class=\"bb_ul\"></ul>"
}

Ratings and content

dejus{"rating_generated":"1","rating":"14","required_age":"14","banned":"0","use_age_gate":"0","descriptors":"Violência"}
steam_germany{"rating_generated":"1","rating":"16","required_age":"16","banned":"0","use_age_gate":"0","descriptors":"Drastische Gewalt"}
igrs{"rating_generated":"1","rating":"18","required_age":"18","banned":"0","use_age_gate":"0","descriptors":"Interaksi Daring\nKekerasan"}
Show raw AppDetails
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      "name": "マーダーミステリーJ",
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      "detailed_description": "■ Everyone is a suspect!? Up to 12 players can compete online!<br />\r\nUsing the communication function of your device, you can compete online with up to 12 players anytime, anywhere, with anyone, and as many times as you want!<br />\r\n<br />\r\n■ Ultimate suspense! Night actions determine life or death!!<br />\r\nThe murderer's goal is to wipe out the master's family in the mansion. Night after night, the murderer sneaks into rooms, attempting to assassinate the family. They kill indiscriminately, targeting anyone they encounter, even if they're not part of the family...<br />\r\nAnd once again, the day turns to night. Will you stay in your room? Or will you make a desperate attempt to escape?<br />\r\n<br />\r\n■ Innovative! Accusation system!!<br />\r\nMake a judgment on your own and accuse the murderer. If you're correct, you can expel the murderer! However, if you mistakenly accuse someone else, you'll be expelled instead!! There's no room for mistakes! Listen carefully to people's statements and find the murderer!<br />\r\n<br />\r\n■ Over 30 unique roles!!<br />\r\nVarious roles will disrupt your deductions!<br />\r\n<br />\r\n■ Game Description<br />\r\nThis game is a chat-based mystery suspense game where players are divided into factions (family faction, murderer faction, and other factions) and compete against each other.<br />\r\n<br />\r\n◆ Other notes<br />\r\n<br />\r\n・ Prohibited acts<br />\r\nUsing usernames that violate public morals, delaying actions during online matches, etc., are prohibited acts as stipulated in the terms of use of this application. Players found to have violated them will face measures such as account suspension.<br />\r\nIf you encounter such users, please &quot;block&quot; them.<br />\r\n※ Information about &quot;blocked&quot; players is confirmed by the management team.<br />\r\n&quot;Blocking&quot; can be done at &quot;the end of the match&quot; or from &quot;friends&quot; in the &quot;friends list,&quot; &quot;search,&quot; or &quot;recently played players.&quot;<br />\r\n<br />\r\n・ Fraudulent activities<br />\r\nIn this application, appropriate sanctions may be taken against users who engage in fraudulent activities such as:<br />\r\n<br />\r\nUsing cheating programs<br />\r\nProducing or distributing cheating programs<br />\r\nEngaging in fraudulent activities to gain inappropriate profits<br />\r\nAcquiring life points, etc., through fraudulent means<br />\r\nExploiting in-game bugs<br />\r\nCreating accounts with false information, etc.<br />\r\nOther acts deemed fraudulent by the company",
      "about_the_game": "■ Everyone is a suspect!? Up to 12 players can compete online!<br />\r\nUsing the communication function of your device, you can compete online with up to 12 players anytime, anywhere, with anyone, and as many times as you want!<br />\r\n<br />\r\n■ Ultimate suspense! Night actions determine life or death!!<br />\r\nThe murderer's goal is to wipe out the master's family in the mansion. Night after night, the murderer sneaks into rooms, attempting to assassinate the family. They kill indiscriminately, targeting anyone they encounter, even if they're not part of the family...<br />\r\nAnd once again, the day turns to night. Will you stay in your room? Or will you make a desperate attempt to escape?<br />\r\n<br />\r\n■ Innovative! Accusation system!!<br />\r\nMake a judgment on your own and accuse the murderer. If you're correct, you can expel the murderer! However, if you mistakenly accuse someone else, you'll be expelled instead!! There's no room for mistakes! Listen carefully to people's statements and find the murderer!<br />\r\n<br />\r\n■ Over 30 unique roles!!<br />\r\nVarious roles will disrupt your deductions!<br />\r\n<br />\r\n■ Game Description<br />\r\nThis game is a chat-based mystery suspense game where players are divided into factions (family faction, murderer faction, and other factions) and compete against each other.<br />\r\n<br />\r\n◆ Other notes<br />\r\n<br />\r\n・ Prohibited acts<br />\r\nUsing usernames that violate public morals, delaying actions during online matches, etc., are prohibited acts as stipulated in the terms of use of this application. Players found to have violated them will face measures such as account suspension.<br />\r\nIf you encounter such users, please &quot;block&quot; them.<br />\r\n※ Information about &quot;blocked&quot; players is confirmed by the management team.<br />\r\n&quot;Blocking&quot; can be done at &quot;the end of the match&quot; or from &quot;friends&quot; in the &quot;friends list,&quot; &quot;search,&quot; or &quot;recently played players.&quot;<br />\r\n<br />\r\n・ Fraudulent activities<br />\r\nIn this application, appropriate sanctions may be taken against users who engage in fraudulent activities such as:<br />\r\n<br />\r\nUsing cheating programs<br />\r\nProducing or distributing cheating programs<br />\r\nEngaging in fraudulent activities to gain inappropriate profits<br />\r\nAcquiring life points, etc., through fraudulent means<br />\r\nExploiting in-game bugs<br />\r\nCreating accounts with false information, etc.<br />\r\nOther acts deemed fraudulent by the company",
      "short_description": "■ Everyone is a suspect!? Up to 12 players can compete online! Using the communication function of your device, you can compete online with up to 12 players anytime, anywhere, with anyone, and as many times as you want!",
      "supported_languages": "Japanese",
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      "website": "https://www.sorairo.jp/mmj.html",
      "pc_requirements": {
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        "recommended": "<strong>Recommended:</strong><br><ul class=\"bb_ul\"></ul>"
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      "developers": [
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      "movies": [
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          "id": 257068912,
          "name": "PV_MurderMysteryJ",
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      "release_date": {
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        "date": "26 Nov, 2024"
      },
      "support_info": {
        "url": "https://help.sorairo.jp/mmj/",
        "email": "support-mmj@sorairo.jp"
      },
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      "content_descriptors": {
        "ids": [
          5
        ],
        "notes": "This game contains content not suitable for all ages."
      },
      "ratings": {
        "dejus": {
          "rating_generated": "1",
          "rating": "14",
          "required_age": "14",
          "banned": "0",
          "use_age_gate": "0",
          "descriptors": "Violência"
        },
        "steam_germany": {
          "rating_generated": "1",
          "rating": "16",
          "required_age": "16",
          "banned": "0",
          "use_age_gate": "0",
          "descriptors": "Drastische Gewalt"
        },
        "igrs": {
          "rating_generated": "1",
          "rating": "18",
          "required_age": "18",
          "banned": "0",
          "use_age_gate": "0",
          "descriptors": "Interaksi Daring\nKekerasan"
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}