雨宮ひびき & 大塚 Costar Works

雨宮ひびき and 大塚 are an established costar duo, teaming up across 2 works from their initial collaboration '囮捜査官ヒビキ-ナイトプール潜入中出し編- 雨宮ひびき' (2025) to '沼らせちゃう お姉ちゃんたち' (2026). Their collaborations are predominantly released under the ゲインコーポレーション label, demonstrating exceptional on-screen chemistry in genres such as 巨乳・パイズリ・中出し.