Two days ago, I ordered the SC-05D desktop holder from my local Docomo shop here in Tokyo. Oddly, the desktop holder shares a similar model number to the Galaxy Note (slightly different - SC-05D and SC05), but at ¥3870, I knew what I was getting! ...
Out and about in Tokyo
My Nexus 7 arrives this morning and I find this software ready and waiting. Amazing.
Should I also unplug it and wait 30 seconds?
I have the same issue as OP. I can't uninstall Talk (no root) and the play store is showing that hangout is installed. I open it and Talk comes up.
Google have addressed this as follows:
What version OS is stock up to now, I.e. from Docomo.