Project Diva Miku Wedding Dress Modelによる「けつダンス」+「舞ニーニョ」です。
Hereinafter, it is English explanation.
Title : [MMD R15] It is " bottom dancing + " in Wedding Dress Miku.
This time, it is " bottom dancing " + " dance NINYO " by ProjectDivaMikuWeddingDressModel.
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.