りお & 松山伸也 Costar Works

りお and 松山伸也 are an established costar duo, teaming up across 6 works from their initial collaboration '奴隷ソープに堕とされた女教師9 緒川りお' (2016) to '極限アナル解禁 浣腸噴射！連続イカセ！3穴中出し！ 泉りおん' (2020). Their collaborations are predominantly released under the ナチュラルハイ label, demonstrating exceptional on-screen chemistry in genres such as 顔射・浣腸・アナルセックス.