Don’t know what show it is from, Hamada is one of the participants
[yt]nMescQjqMFM[/yt]
DL from mediafire:
[url=http://www.mediafire.com/?yzxxwljjvfm:12nhj9ig]Link[/url:12nhj9ig]
the sign on the back says: “niconico hama-chan! egao ga suteki”
which google translate says is “Hama-chan smiling! Nice smile!”
i dont think he was really smiling about what was happening to his nipples though