For those who belong to earth
and pray on their knees tonight,
(I)’ve restrained a dragon’s time
by striking the roots deeply into the darkness of the being.
Holding your breath, you wait in the closed forest.
As (you)’ve known what cutting off the covering ivy
外（と）る 意味を 知りて
and taking off the wedge means.
“Sandplay Singing of the Dragon” sounds nice and their clothes was also great. Nice Vocaloid Kagamine Len cosplay costume as following: