If you wonder how I did it, here. http://www.v2p.jp/video/Viewer/
Download that and setup.Now, wondering how to tune into Pokemon Sunday? Simply, look for these Japanese letters. This Image will help you.
Preveiw
Now, since we have Different timezones, use this clock.
http://www.timeanddate.com/worldclock/
Note: If you are in the UK or the UTC-0 Timezone, tune in at 00:30 ( 7:30 in Japan ) and you can watch Pokemon Sunday. It lasts for an hour. Us will have to watch aroun 6:30 on SATURDAY. UK is early Sunday.
Have fun!