https://www.dlsite.com/maniax/work/=/product_id/RJ01383357.html
https://www.dmm.co.jp/dc/doujin/-/detail/=/cid=d_583172/
https://www.melonbooks.co.jp/detail/detail.php?product_id=2963889

[Synopsis]

This is the story of two futanari girls, Kasumi and Sora, who use a life-size futanari masturbator to get great pleasure.
Sora finally buys her own futanari masturbator after saving up her part-time job earnings.
She inserts it with excitement but it doesn't feel good at all!
When she asks Kasumi, who is knowledgeable about adult products, for help, an unexpected way to use it is revealed...

[Character info]

Maki Kasumi is a futanari. She has beautiful breasts, a rock-hard penis and is very curious.
She posts adult goods review videos.
Her favorite item is a special model futanari masturbator molded after the huge penis of futanari idol Ono Kanata.

Morikawa Sora is a futanari. She has a huge penis, big breasts, inverted nipples and a reserved personality.
Her strict family policy forbids her from doing anything sexual but after watching Kasumi's video, she became interested in futanari masturbators.

1 - https://e-hentai.org/g/3103115/d2067a25b4/

2 - https://e-hentai.org/g/3103116/b2b944b239/

Base +28, yumepon88 +1, nuts987 +14

Heh, wow, that's was unique, a pair of futas double teaming a sex doll..........yup, not something you see every day :D

Good stuff, thanks for all the effort and sharing :)

Base +60, freshpepper +8, yumepon88 +1, MilkmanDan +9, nuts987 +14