PANASONIC has recently released its first NVR software called WV-ASR500.
As the details in datasheets say it is compatible with Panasonic cameras and 50 other brands and it has all features in WJ-ND400 NVR. The software can record up to 64 cameras and it is available in 1ch, 16ch, and 32ch and 64ch license; also it is compatible with other Panasonic softwares such as WV-ASF900 and WV-ASM200. This product is not tested by our technicians and we don't know about capabilities and about the prices yet.
Here is a link about it on Panasonic website:
http://security.panasonic.com/pss/security/products/hd/wv-asr500/index.html
Please share any information you have about it and your Ideas.
Thanks