The two brands have been working on producing a set of phones and PDAs that also mimic the trumpet, harmonica, piano, and drums, as well as a scratching feature for DJs. The project, which was unveiled in Harajuku at the KDDI Designing Studio, is still in development.

Sony Ericsson has walkman phone, iPhone has iTunes support, Yamaha said or are we the most powerful, creating their own music. There is also a play behind the use of Yamaha’s music video phone concept, very interesting.