🛠️ The Succubus Trap Island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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3/1日📢 お知らせ"Lord Liberty Quest II ~Pure White~" will be released!
"Lord Liberty Quest II ~Pure White~" will be released! Don't forget to add this game to your wishlist! https://store.steampowered.com/app/4330940/_/ GAME The "Black Devil" assaults the Disodart Contin…
2026年2月
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2/14土🎉 イベント"Sakura Gozen" is now on sale!
"Sakura Gozen" is now on sale! https://store.steampowered.com/app/3800850 GAME Once upon a time, in the Japanese domain of "Ouma", our story unfolds. The protagonist is Sakura Ouka—a strong but somewh…
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2/10火🎉 イベントOTAKU Plan : February Sale 2026 has started!
OTAKU Plan : February Sale 2026 has started! You can check the full list of games on our Steam Publisher page! Select your favorite game and don't miss this chance! https://store.steampowered.com/bund…
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2/8日📢 お知らせ"Sakura Gozen" will be released on 26/2/13!
"Sakura Gozen" will be released on 26/2/13! Don't forget to add this game to your wishlist! https://store.steampowered.com/app/3800850 GAME Once upon a time, in the Japanese domain of "Ouma", our stor…
2026年1月
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1/13火📢 お知らせ"Succubus Survivors" will be released!
"Succubus Survivors" will be released! Don't forget to add this game to your wishlist! https://store.steampowered.com/app/4223590/_/ GAME Under orders from their mother, the Queen of the Demon Realm, …
2025年12月
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12/21日📢 お知らせ"Alice and the Devil's Prison" will be released!
"Alice and the Devil's Prison" will be released! Don't forget to add this game to your wishlist! https://store.steampowered.com/app/4145350/_/ GAME During a tea party, Alice and her friends become tra…
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12/19金🎉 イベントOTAKU Plan : Winter Sale 2025 has started!
OTAKU Plan : Winter Sale 2025 has started! You can check the full list of games on our Steam Publisher page! Select your favorite game and don't miss this chance! https://store.steampowered.com/bundle…
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12/6土🎉 イベント"How to create a witch" is now on sale!
"How to create a witch" is now on sale! https://store.steampowered.com/app/3713480 GAME Claudia, a young girl who once saved the Demon Continent as a powerful mage, now sets out on a new journey. She …
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12/3水📢 お知らせ"Splash Shot Golf Legend" will be released!
"Splash Shot Golf Legend" will be released! Don't forget to add this game to your wishlist! https://store.steampowered.com/app/4148100/_/ GAME The protagonist inherits a golf course from his grandfath…
2025年11月
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11/30日📢 お知らせ"How to create a witch" will be released on 25/12/5!
"How to create a witch" will be released on 25/12/5! Don't forget to add this game to your wishlist! https://store.steampowered.com/app/3713480 GAME Claudia, a young girl who once saved the Demon Cont…
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11/29土🎉 イベント"BLACK SOULS II" is now on sale!
"BLACK SOULS II" is now on sale! https://store.steampowered.com/app/3855540 GAME Despair. Fear, Madness, once again. An original work based on "Alice in Wonderland" and "Through the Looking-Glass." Da…
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11/27木📢 お知らせ"Poem of the Starherd" will be released!
"Poem of the Starherd" will be released! Don't forget to add this game to your wishlist! https://store.steampowered.com/app/3975500/_/ GAME A relaxing farming simulation game where you take care of hu…
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11/23日📢 お知らせ"BLACK SOULS II" will be released on 25/11/28!
"BLACK SOULS II" will be released on 25/11/28! Don't forget to add this game to your wishlist! https://store.steampowered.com/app/3855540 GAME Despair. Fear, Madness, once again. An original work base…
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。