Premium Bandai has recently opened preorders for the DX Kanon Ganma Eyecon. The Eyecon will feature 45 sounds including ones from several different characters on the show. Preorders are currently opened, however the preorder close date has not been confirmed. The item will be released in December priced at 3,780 Yen. Those who are interested should contact their preferred middleman for more details.
Source: Premium Bandai