Today, NTT DoCoMo Inc., Japan's top wireless operator, unveiled the D800iDS, a mobile phone featuring a touch-sensitive screen, like the popular Nintendo DS portable game console, and another model that gives off a relaxing scent.The D800iDS by Mitsubishi Electric Corp., is a clamshell equipped with screens on the upper and lower halves. Users input characters by writing on the touch screen with their fingers or a stylus. They can also call up an on-screen keypad to dial a number or type a message, or touch the buttons shown on the display to browse the menu screens. The recently announced Apple Iphone is also a touch-screen.NTT DoCoMo unveiled nine other mobile phones today, which includes a model by Sony Ericsson that features a 3-inch Bravia flat-panel screen.

Sony Ericsson also made a new "aroma" handset for DoCoMo, the "SO703i," which comes with scented sheets designed to relax the users while making calls. The phone offers nine aroma choices for the consumer, each coupled with a different panel design.