M.S.C
Small animation studio founded by Production I.G producer Matsui Shouichi on June 11, 1999. It is headquartered in Kokubunji, Tokyo, Japan.
While most of its work is centered around subcontraction for Production I.G, its subsidiary Bee Train and Shin-Ei Animation, it also produced several short works by itself. The 2 episodes OVA I’ll/CKBC in 2003 as well as several Prince of Tennis OVAs in the following years.
The M.S.C apparently stands for “Matsui Shouichi Company”.