K & 黒井ゆう Costar Works

K and 黒井ゆう are an established costar duo, teaming up across 2 works from their initial collaboration '免許合宿でギャルとまさかの相部屋 絶倫チ○ポとバレて、鬼フェラ＆爆裂ピストンで20発も精子ぶっこ抜かれたボク。 AIKA' (2024) to 'ドスケベ美脚不動産レディ2人のス～ベスベ黒パンストで挟み撃ち奪い合い中出し営業 木下ひまり AIKA' (2025). Their collaborations are predominantly released under the プレミアム label, demonstrating exceptional on-screen chemistry in genres such as 中出し・ハーレム・OL.