This thread is about 金原千恵子 (Chieko Kinbara), who is responsible for the strings in Akane sasu, Tadashii Machi, Kyogenshou, among others.
Japanese wiki page
Her own music is quite interesting. It's based on club jazz (think DJ Kawasaki, Kyoto Jazz Massive) with elements of rock guitar and her signature violins of course.
^ Pretty generic club jazz, but enjoyable nonetheless.
^ This one is a little more deep house.
And this one is a little crazy on the rock guitars
And another, more contemplative