原希美 & 保坂順 Costar Works

原希美 and 保坂順 are an established costar duo, teaming up across 2 works from their initial collaboration '人妻司書痴漢電車～羞恥と欲望に支配された淫らな肉体～ 谷原希美' (2015) to 'スペンス乳腺開発クリニック 谷原希美' (2016). Their collaborations are predominantly released under the OPPAI label, demonstrating exceptional on-screen chemistry in genres such as 熟女・巨乳フェチ・中出し.