This is the last volume of of Kaian★Trade~Onnna no ii tokoro, oshiete ageru about a couple receiving a gender curse like the one in the japanese folklore and would help them with their relationship problems while also trying to give birth to children.

1 https://e-hentai.org/g/975744/0e3889688b/
2 https://e-hentai.org/g/975746/6dcb94351e/
3 https://e-hentai.org/g/1013938/1d1dbef787/
4 https://e-hentai.org/g/1013939/5352d58800/
5 https://e-hentai.org/g/1013940/eb760c1fd7/
6 https://e-hentai.org/g/1013941/83a0da4a53/
7 https://e-hentai.org/g/1013942/872a71de00/
8-https://e-hentai.org/g/1185476/9f054b43e6/