りりか & 藍井優太 Costar Works

りりか and 藍井優太 are an established costar duo, teaming up across 4 works from their initial collaboration 'ALLヤリマン！ALLビッチ！本番絶対禁止のデリヘル店なのにSEXしたくてしょうがない性欲モンスターギャル嬢' (2020) to '「おにいちゃん！隠れてても見えてるよ！入っておいで～！」入浴中の妹をこっそり覗いてたら勃起がモロバレ！近親兄妹風呂（2）' (2025). Their collaborations are predominantly released under the 姦乱者/妄想族 label, demonstrating exceptional on-screen chemistry in genres such as 中出し・美少女・姉.