1. RIKEN Center for Computational Science, Kobe, Hyogo, Japan
2. National Chung Hsing University, Taichung City, Taiwan, Japan
3. Kobe University, RIKEN Center for Computational Science, Kobe, Hyogo, Japan
4. Mazda Motor Corporation, Aki-gun, Hiroshima, Japan
5. Kyoto University, Kyoto, Kyoto, Japan