original: on july 19 , 2000 , he formed -lrb- with fellow anison vocalists hironobu kageyama , masaaki endoh , eizo sakamoto , and rica matsumoto -rrb- the " supergroup " jam project .
simplifications: on july 19 2000 he formed the " supergroup " jam project . on july 19 , 2000 , he formed -lrb- with fellow anison vocalists hironobu kageyama , masaaki endoh , eizo sakamoto , and rica matsumoto -rrb- the " supergroup " jam project . on july 19 , 2000 , he formed the " supergroup " jam project , with fellow anison vocalists hironobu kageyama , masaaki endoh , eizo sakamoto , and rica matsumoto . on july 19 , 2000 , he formed the " supergroup " jam project with four other vocalists . on july 19 , 2000 , he formed -lrb- with fellow anime-song singers hironobu kageyama , masaaki endoh , eizo sakamoto , and rica matsumoto -rrb- the " supergroup " jam project . on july 19 , 2000 , he formed the " supergroup " jam project with fellow anison vocalists . on july 19 , 2000 , he formed the " supergroup " jam project with fellow anison vocalists hironobu kageyama , masaaki endoh , eizo sakamoto , and rica matsumoto . on july 19 , 2000 , he formed the " supergroup " jam project with other anison vocalists hironobu kageyama , masaaki endoh , eizo sakamoto , and rica matsumoto .