2010 Volume 65 Issue 10 Pages 805-809
Alongside of the proton collider of LHC, CERN, R & D of International Linear Collider (ILC), an electron positron collider at TeV energy, is being conducted towards a completion of Technical Design Report in 2012 through international cooperation. High Energy Accelerator Research Organization carries out research and development intensively regarding super conducting cavities and nanometer final focus system. This article describes the latter recent status, i.e. completion of the beam line (ATF2) and results in the first year operation.