Well the previous dump might not be good yet as the High School Musical part is missing, looks like these ROMs might be higher capacity than expected too. This was also dumped. 
This is "Go! Go! Connie-chan! Asobou Mouse" another Bandai Plug and Play on SH6578 hardware btw
It has been pointed out that the 2nd half of
has some real hardware footage of this
has some real hardware footage of this
