DER3 is the sisters who are younger than DER2.
I utilized past technology, and power of expression improved more.
It is movement of an arm and the foot that there is result in particular.
For example, I held out a hand before, and the movement of the foot which kicked a soccer ball came to be possible.
Of course DER3 does not play soccer. We are particular about invisible mechanism and develop it!
Rentals are now available.