I think this is the digital version.

Base +12

http://www.doujinshi.org/book/355361/

Base +28

https://www.dlsite.com/maniax/work/=/product_id/RJ037911.html

"Dai no Dai ● Rugged" Maam Tentacle Insult Conception Popular series
DL special edition with large volume of the first and second douujinshi!

A few years after the death battle with the Great Demon King Burn, travel with pop and merle Marin, who appears to Maam, tells her that Princess Leona has disappeared.

Huge hole and the large number of tentacles ... that suddenly appeared in the castle of Papunika kingdom
to come near and the hole that men lose the reason, Maamu which embarked on search at a party of a woman only, Merle, but was a Marine ...

Maamu us Tentacles entwined mercilessly
insulted by a horny devil and insulted by a pop with a mighty power, and crazy by the pleasures of the outsider who are violated from inside the womb ... In the

accelerating carnal desire, I am in pleasure Please fully enjoy the many foolery of the girls who entrust you!

Base +8