Maxell Japan has announced that they will be the first company to ship 12x DVD-RAM media. Here's part of their press release, translated from Japanese using Babelfish:
The Hitachi マクセル corporation (president: The Akai period man), conform to new standard DVD-RAM Version 2.2/12x-SPEED DVD-RAM Revision 5.0 standard the DVD-RAM RAM2 for the data of 6 - 12 time stenography record From March 24th for the first time * we sell the disk, in the world. マクセル individual new high-speed BCM (Bismuth Coupling Material: The bismuth coupling material) the phase change record membrane was adopted, worldwide most speed * 12 time stenography record was actualized as a transfer type DVD disk. It is enabled with high-speed correspondence DVD-RAM drive of 6 time speeds or more which have inscription.
Maxell's 12x DVD-RAM media will ship on March 24th and is expected to cost about 1,000 Yen ($8.61US) per disc. If you'd like to read more, the entire press release can be found here.