via B2 / Pocket Gamer news, 24 July 2006--- Installation artist Toshio Iwai wowed the gaming world with Electroplankton, his wacky sea creature-based synthesiser for Nintendo DS. Now he's going one stage further and launching his own handheld music-making device. Called Tenori-On, it's a collaboration between Iwai and Japanese electronics firm Yamaha... consists of a 16 by 16 grid of LED buttons within a square aluminium frame about the same size as a lightpen tablet, and also contains two in-built speakers.... LED buttons can either be lightly strummed, sort of like a harp, or alternatively pressed down, whereby each button lights up....