Izumi Okayasu Lighting Design 2010.04 IXI Graphica Tortona Italy Naoki Kimura Toshiba Lighting and Technology Corporation Makoto Tanijiri Ai Yoshida Milan Technology Sachio Inagami Yuko Fukuma LED Lighting Milan Salone Keisuke Katayama Xilografia Nuova s.r.l. Toshiba