the pics are on J-WAVE's website:
(van in 2006.12.18 section)
According to that website, Tomiko performed 3 songs - Yumeji, Santa is Coming to Town, and Hold Me.
OMG yeah santa clause is coming to down !! she sang it so kawaii!! piano / guitar acoustic solo and her pronounciation of santa so kawaii!! AND SHE SANG it in japanese! however it was so short only about 1:38 T_T i wanted it to be longer!!
she sang something like
"ah santa clus ah merri christmass.. santa claus is coming to town,,,,,, ,,desho.... mmmm hontou desho"
i cant understand the other japanese LOL... but so kawaii!
I CAN HONESTLY SAY THIS IS HER BEST COVER YET!