🛠️ 三角洲行动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9月
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9/30水🛠️ パッチ / アップデートDetonation Weapon Balance Adjustments & Arcflare Appearance Draw Available Soon
Dear Operators, We'll be rolling out an update on 9/30 with no downtime. Gameplay and matchmaking will not be affected. If you encounter any issues after the update, please restart the game to complet…
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9/17木🛠️ パッチ / アップデートJoin & Win for Rewards, Operator Balance Adjustments, and More
Dear Operators, We'll be rolling out an update on 9/17 with no downtime. Gameplay and matchmaking will not be affected. If you encounter any issues after the update, please restart the game to complet…
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9/10木🛠️ パッチ / アップデート v2.0Layali Grove 2.0 — More Than One Way Through
Layali Grove was never meant to make every decision for you. It was built to leave that choice in your hands. Layali Grove 2.0 gives you more to choose from: take the water, chase the fight, follow a …
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9/9水🛠️ パッチ / アップデートUpdate | Balance Adjustments & Bug Fixes
Dear Operators, We'll be rolling out an update on 9/10 with no downtime. Gameplay and matchmaking will not be affected. If you encounter any issues after the update, please restart the game to complet…
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。