Logicool, which is the other name of Logitech in Japan has released a new space saving keyboard codenamed as K230. This keyboard is pretty mini size although it has all the stuff you need, including the numpad to the right side. Logicool K230 is a wireless keyboard that uses 2.4GHz wireless technology, therefore it has to be paired up with their popular Unifying receiver that could at least syncing up to 8 devices at once.
This wireless keyboard is coming with a built-in rechargeable battery that could last for 2 years per charge, depending on the environment circumstances. It works great on Windows OS (Vista, 7) but no indication that it would be fit on Mac OS.
LogiCool wireless keyboard K230 is going to be available in September 30th for 2,480 Yen in Japan, or it’s about $33 in the US in three different battery cover’s color options (blue, pink and white).