While there are no academic "papers" on this specific topic, the content you're referring to is a collaborative digital media series featuring (椎名もも) and Ayu Makihara (牧原あゆ).
: There are DVD and Blu-ray releases, including a "Making Edition" and a "Director's Cut Edition" . While there are no academic "papers" on this
Ayu Makihara Momo Shiina Futari Director's Cut Edition Part 2 Blu-ray 14 , Vol
: Multiple volumes are available, such as Futari Vol. 14 , Vol. 15 (Orange Bikini) , and Vol. 16 , often listed on Amazon Japan . Amazon
Amazon.co.jp: Ayu Makihara Momo Shiina Futari Director's Cut Edition Part 2 Blu-ray : DVD.
The collaboration is primarily known for the (ふたり) series, produced by IMAX . This series includes a wide range of digital photo collections and video content, often featuring the two together in various themes like school uniforms or swimwear.