🛠️ Infection Free Zoneのアップデート履歴
開発元がSteamで公開した公式告知（パッチ、新コンテンツ、イベント）を時系列でまとめています。タイトルをクリックすると全文を読めます。
2026年7月
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7/16木✨ 新コンテンツ v41Bugfix Update #41 - Roadmap Update, Missing "Invite" Button Fix
Greetings, Survivors! The summer heat is here, but so are we! While the A/C keeps the development team alive, we continue working on fixing bugs and improving the game based on your feedback. This upd…
2026年6月
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6/5金✨ 新コンテンツ v6Major Update #6 - Explosives, Priority System, Story Mode Settings
Greetings, Survivors! The Major Update #6 is finally here! We are extremely excited to bring this huge chunk of new content and features to all the players. Everyone should find something interesting …
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6/4木✨ 新コンテンツ v6Major Update #6 - Open Beta Branch Update 2
Greetings, Survivors! A new build is now available on the open_beta branch. Sadly, new significant issues arose where workers disappeared in some games on the previous build. Due to that, we had to do…
2026年5月
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5/30土✨ 新コンテンツ v6Major Update #6 - Open Beta Branch Update
Greetings, Survivors! A new build has been released on the open_beta branch. It includes several fixes to the most common issues that you have reported to us after the recent update. We hope that you …
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5/22金✨ 新コンテンツ v6Major Update #6 is now available on the OPEN BETA branch
Greetings, Survivors! Major Update #6 is almost ready. All the features have been added and all that is left is the final polish. If you feel adventurous enough to deal with some bugs here and there, …
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5/6水✨ 新コンテンツ v6Major Update #6 Preview - New Laws, Story Mode Settings, Updated NPC Zones
Greetings, Survivors! This is the third and last preview for the upcoming Major Update 6. If you have missed the previous entries, you can find them here: Explosives New Priority System, Zone Alarm, B…
出典：Steam公式告知（6～24時間ごとに更新）。タイトルと概要の著作権は各開発元に帰属します。