大槻ひびき & 黒田悠斗 Costar Works

大槻ひびき and 黒田悠斗 are an established costar duo, teaming up across 2 works from their initial collaboration 'はじめてのNHレズセックス 人生初の筆下ろし、解禁。 柏木かなみ 波多野結衣 大槻ひびき' (2023) to 'スペンス乳腺開発クリニック 大槻ひびき' (2024). Their collaborations are predominantly released under the OPPAI label, demonstrating exceptional on-screen chemistry in genres such as スレンダー・アクメ・オーガズム.