りか & 杉山 Costar Works

りか and 杉山 are an established costar duo, teaming up across 4 works from their initial collaboration '清楚でマジメな優等生！黒髪ロリ女子校生たちのエッチな猛反撃！' (2014) to '無農薬おじさん この娘たちは私が育てました。 天羽りりか 七美まみ' (2025). Their collaborations are predominantly released under the ダスッ！ label, demonstrating exceptional on-screen chemistry in genres such as 美乳・女子校生・中出し.