合原槻羽 & 主観 Costar Works

合原槻羽 and 主観 are an established costar duo, teaming up across 2 works from their initial collaboration '合原槻羽18歳 ぜ～んぶ初体験！4本番スペシャル' (2021) to '私、恥ずかしいけど…あなたの事が世界で一番だーいすき 合原槻羽' (2022). Their collaborations are predominantly released under the 宇宙企画 label, demonstrating exceptional on-screen chemistry in genres such as 中出し・主観・美少女.