市川りく & 西島雄 Costar Works

市川りく and 西島雄 are an established costar duo, teaming up across 3 works from their initial collaboration '涙のノンストップ激イカせSEX29 市川りく' (2023) to '～喉奥姦通～ イラマチオ 市川りく' (2025). Their collaborations are predominantly released under the KLEIN label, demonstrating exceptional on-screen chemistry in genres such as アクメ・オーガズム・イラマチオ.