🛠️ CosmicBreak Universal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10月
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10/8木✨ 新コンテンツSeason 23 Begins!
CosmicBreak Universal Season 23 begins on Wednesday, October 7, 2026! Season 23 Period From after maintenance on Wednesday, October 7, 2026 Until maintenance begins on Wednesday, January 6, 2027 ◆New …
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10/8木🛠️ パッチ / アップデートMaintenance Notice（10/07/2026）
The maintenance details for Wednesday, October 7, 2026 are as follows. ◆Season 23 Begins! CosmicBreak Universal Season 23 has begun. Click here for details on Season 23 ◆Hero Garapon Updated! This upd…
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10/8木✨ 新コンテンツSeason 23 Battle Campaign
The “Season 23 Battle Campaign,” where you can obtain fantastic prizes based on your performance in Union Wars during the season, is now underway. What Is the Battle Campaign? This is an event where y…
2026年9月
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9/30水🛠️ パッチ / アップデートMaintenance Notice（09/30/2026）
The maintenance details for Wednesday, September 30, 2026 are as follows. ◆Battle Challenge Cube Event! Log in to the game between 0:00 on Wednesday, September 30 and 10:00 on Wednesday, October 14 to…
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9/24木📢 お知らせ1st Chibi Union Wars: Flag Battle Begins!
What is Chibi Union Wars: Flag Battle? A special version of "Chibi Union Wars" where only "Chibi characters" can participate! It is a game mode with special rules where you aim for victory by collecti…
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9/24木🛠️ パッチ / アップデートMaintenance Notice（09/24/2026）
The details of the maintenance on Thursday, September 24, 2026, are as follows. ◆ Chibi Union Wars: Flag Battle Begins! We will be holding the "Chibi Union Wars: Flag Battle" where only "Chibi charact…
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9/16水🎉 イベントEvent “The Twinkling Starry and the Sunlit Tea Party” Updated Again!
Someone has attacked the “Salon” hosted by Thoarla and her friends in the Resort Area! Play the newly added CHAOS Battle to discover what happened at the elegant venue filled with delicious tea and sw…
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9/16水🛠️ パッチ / アップデートMaintenance Notice（09/16/2026）
The maintenance details for Wednesday, September 16, 2026, are as follows. ◆Event “The Twinkling Starry and the Sunlit Tea Party” Updated Again! Someone has attacked the “Salon” hosted by Thoarla and …
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9/9水🛠️ パッチ / アップデートMaintenance Notice（09/09/2026）
The maintenance details for Wednesday, September 9, 2026, are as follows. ◆Autumn Festival Event 2026 Begins! The season of festivals hosted by Wadatsumi Trading Co. has arrived! This year’s festival …
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9/9水🎉 イベントAutumn Festival 2026 Begins!
The season of festivals hosted by Wadatsumi Trading Co. has arrived! This year’s festival will be held in the newly opened “Island Area”! The Island Area can be accessed through the portal beside the …
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9/2水📢 お知らせFaction Battles Begin!
◆What Are Faction Battles? A limited time event, where you choose a faction and compete against the opposing Faction! Join your favorite faction and get various rewards! ※The schedule will be announce…
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9/2水🛠️ パッチ / アップデートMaintenance Notice（09/02/2026）
The maintenance details for Wednesday, September 2, 2026, are as follows. ◆Faction Battle Begins! The limited-time “Faction Battle” event is here! Choose your preferred faction and compete against the…
2026年8月
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8/26水🎉 イベントThe Desktop Army Collaboration Event (Sylphy II) Updated!（2026/08/26）
MegaHouse's original content, the armed beautiful girl collection figure series, Desktop Army, has came to CosmicBreak Universal! Click here for the details of The Desktop Army Collaboration Event (Sy…
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8/26水🛠️ パッチ / アップデートMaintenance Notice（08/26/2026）
The maintenance details for Wednesday, August 26, 2026, are as follows. ◆Desktop Army Collab Revival Event (Sylphy II) Updated! The collaboration event with MegaHouse’s original armed girl collectible…
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8/24月🛠️ パッチ / アップデートThe Twinkling Starry and the Sunlit Tea Party Event Update!
The “Salon” hosted by Thoarla and her friends, which had been under preparation in the Resort Area, is finally open! Numerous guests have been invited to the elegant venue, where delicious tea and swe…
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。