Here’s the page of one of the camcorders.

Yahoo translation:
TM300|Digital hi-vision video camera|Digital video camera|Panasonic (http://66.196.80.202/babelfish/translate_url_content?.intl=us&lp=ja_en&trurl=http%3A%2F%2Fpanasonic.jp%2Fdvc%2Ftm300%2Findex.html)

Google Translation:
Translated version of http://panasonic.jp/dvc/tm300/index.html (http://66.102.1.100/translate_c?hl=en&sl=ja&tl=en&u=http://panasonic.jp/dvc/tm300/index.html&usg=ALkJrhgd1XVsQJEROWjxrX2_DzSTjGLm-Q)


Main page with all the camcorders:
ƒfƒWƒ^ƒ‹ƒrƒfƒIƒJƒƒ‰bPanasonic (http://panasonic.jp/dvc/)

The chips are as big as the SD1 and SD3 and the resolution is significantly higher which should make the camcorder as sharp as the Canon HF S10 but it appears that the bit rate is only 17MBPS. At least it’s got a focusing ring like Panasonic's last camcorders.

Here’s the press release:
http://www2.panasonic.com/webapp/wcs/stores/servlet/prModelDetail?storeId=11301&catalogId=13251&itemId=323238&modelNo=Content01072009015842886&surfModel=Content01072009015842886

Original Japanese:
¬Ž›M—ǂ̏TŠ§uElectric Zooma!v (http://av.watch.impress.co.jp/docs//20090218/zooma399.htm)

English Translated:
Translated version of http://av.watch.impress.co.jp/docs//20090218/zooma399.htm (http://translate.google.com/translate?prev=hp&hl=en&u=http%3A%2F%2Fav.watch.impress.co.jp%2Fdocs%2F%2F20090218%2Fzooma399.htm&sl=ja&tl=en)

Here is another one, this one is a lot easier to understand
They seem to like it a lot

Panasonic HDC-HS300 Review - Camcorder Reviews - TrustedReviews (http://www.trustedreviews.com/camcorders/review/2009/02/07/Panasonic-HDC-HS300/p1)