Scalar Mesons in Lattice QCD

Department of Physics, Kyoto University, Kyoto 606-8502, Japan

Matsumoto University, Matsumoto 390-1295, Japan

RCNP, Osaka University, Osaka 567-0047, Japan

School of Science and Engineering, Kokushikan University, Tokyo 154-8515, Japan

Faculty of Political Science and Economics, Kokushikan University, Tokyo 154-8515, Japan

Department of Physics, Nagoya University, Nagoya 464-8602, Japan