Name those manga please!

[skynet]

 

[MarkPPC]

They are not manga.

First and third picture
After…
https://vndb.org/v2603

second picture
マフラー女子〇学生雪蕩けレイプ
http://www.dlsite.com/maniax/work/=/product_id/RJ132207.html

 

[skynet]

thanks you :)