悠 & 貞松大輔 Costar Works

悠 and 貞松大輔 are an established costar duo, teaming up across 48 works from their initial collaboration '絶品スレンダーお姉さん本物中出し解禁！！ 悠木ユリカ' (2015) to '絶対領域 むっちり太もも制服チラリズム 生脚アイドルの究極挑発 小悪魔ニーハイ美少女 三上悠亜' (2019). Their collaborations are predominantly released under the エスワン ナンバーワンスタイル label, demonstrating exceptional on-screen chemistry in genres such as 巨乳・アイドル・芸能人.