The anime (also known as Marriage Exchange: The Night of No Return ) is a 2023 mature series produced by Studio HOKIBOSHI . It follows two married couples—the Suzukawas and the Miharas—who have been friends since their student days and decide to swap partners during a trip to an onsen spa.
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タイトル: 夫婦交歓 — 戻れない夜 (verified) アーティスト: animeonlineninja 形式: シングル / 配信確認済み ✅ Fuufu Koukan: Modorenai Yoru The anime (also known
The story follows two married couples, and Akana and Reiji Suzukawa , who have been close friends since their school days. During a group trip to a traditional Japanese onsen inn, the couples engage in a "partner swap" that begins as a drunken impulse but quickly evolves into a series of forbidden encounters. Genre: Hentai / Mature Romance Format: Original Net Animation (ONA) Episodes: 8 episodes Runtime: Approximately 6–7 minutes per episode Production Studio: Studio Hokiboshi Key Characters : A completely free, legal streaming service with
The series was produced by Studio Hokiboshi , a studio known for short-form adult adaptations.
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