Sony’s Xperia Tablet Z tablet is making its way to Japan and will be available Friday, March 22nd. Pre-orders start March 9th and consumers can expect a cost around 85,470 Yen or $906 US for the LTE version. The WiFi-only version won’t go on sale in Japan until April 13th with pricing expected to be around 60,000 Yen or $652 US. Here are the specs in case you’ve forgotten: Key Specifications: Network: GSM...