InfoRoom: 141-0022 3-14-13 Phone: +81-3-5448-4380, Fax: +81-3-5448-4273 rekimoto@acm.org http://www.csl.sony.co.jp/person/rekimoto/ ( ) (direct manipulation techniques) ID InfoRoom: Extending Direct Manipulation Interfaces to the Physical Environment Jun Rekimoto Interaction Laboratory Sony Computer Science Laboratories, Inc. 3-14-13 Higashigotanda, Shinagawa-ku Tokyo 1410022 Japan Phone: +81-3-54