🛠️ The Jackbox Party Pack 9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3月
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3/20金🎉 イベントSteam Sale, new games, and upcoming events!
In case you missed it, Jackbox is now publishing games developed by third party studios! The first title that we're launching is My Arms Are Longer Now which you can wishlist right here on Steam.If yo…
2025年9月
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9/30火🎉 イベントSave up to 80% during the Steam Autumn Sale!
They told me to write something seasonal here to get people into the Steam Autumn Sale spirit, but I’m just not ready to let go of summer yet, you feel me? All of our games are up to 80% off on our we…
2025年7月
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7/4金🎉 イベントThe Jackbox Party Pack 9 is on Sale for 40% off!
Right now during the Steam Summer Sale we have a ton of savings on our entire catalog of games, from Jackbox Party Pack A to Jackbox Party Pack Z.You can also now wishlist The Jackbox Party Pack 11 - …
2025年3月
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3/14金🎉 イベントSteam Spring Sale
The funny thing about free will is that we often end up using it to build cages of habit. We wake up, make coffee, go for a run, admire the cherry blossoms, take our allergy medicine, check the news, …
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。