チャイナミニの十六夜咲夜による♪Lamb.♪です。
通常版も公開しております、気が向いたらそちらもどうぞ～。
通常版 URL : https://www.iwara.tv/videos/6rab3hyx5uoqlvgy

The following is English explanation.
Title : [Touhou MMD R18] It is a ♪ Lamb. ♪ undressing version in Chinese mini Sakuya.
It is ♪ Lamb. ♪ by Sakuya Izayoi of a Chinese mini.
It is making public a version, too, generally, please there, too, if a feeling turned.
General version URL : https://www.iwara.tv/videos/6rab3hyx5uoqlvgy

Still more, this English is a decodement by the translation software, we think that there is the part which the interpretation is difficult by probably but please pardon.