All of those were searched from pixiv with tag:首チンコ
That fetish consists of having girls whom neck is transformed into sexual organs. Basically, there are two options:
-her head finishes by a penis, and so, there is a pussy on the top of her body, permitting to insert that dick neck into the body
-her head has a pussy, and there's a dick at the top of her body, so she has to insert her neck into her head.

seems Im at the weird part of the internet again

Base +7, kwajalien +12, kondoriyano +6, e-diver +10, s12674 +6, cochrane +22, finagle07 +6, V972 +5, castlebravo +6, DaManFail -6, a_decent_username +2, Hagiii +2

No head (・∀・)(・∀・)(・∀・)

Base +9, kondoriyano -6

이것이 진정한 좆목질인가

Base +6

autism.jpg

Base +7, kwajalien +12, kondoriyano +6, wanna -24, DaManFail -6, Scedye -6

画师简直是人才啊

Base +6, Xiatianrui +1, hsz77911 +3

WTF？？？？

Base +5, cochrane +22, DaManFail -6

我看了个鸡脖？

Base +6, s12674 +6

A veces no entiendo la mente de estos artistas

Base +6, setsumei -8, Scedye +6

这都什么呀？我喜欢。。

Base +2

牛啤🍺

Base +6, taozijie +1

First time I laughed at porn. Why is this exists?

Base +9, DaManFail -6

Ooo~ The bbw dullahan with the cock snake for a neck on the last page is CUTE!!!

Base +6

It's quite weird but I was just enjoyed it so much

Base +6

这画师是什么奇才？

这画师是什么奇才？

来个人介绍下

Base +7, taozijie +1, Scedye +6

接受了这种设定有点带感

Base +6, Scedye +6

Thank you for sharing.

Base +7

默默打出一个？

Base +1

小朋友你是否有很多问号

Base +1

一种对老色批为时尚早的色图

Base +6

相当不错，看🐍了。

Base +6

讲个笑话
这是我最近阅览过的H图里面
最正常的一组
😂

Base +5, Scedye +6