Crayon Shinchan Susume Kasukabe Ninja Tai doesn't work

hey all this game doesn't work on my r4.
this game need a patch.

How about you try the usual fixes first, rather than assume it needs patching right away :)
http://forum.romulation.net/index.php?topic=1462.0Being that it is a Japanese release, try Rudolph's Universal patch:
http://www.megaupload.com/?d=16YM1P1Q
http://forum.romulation.net/index.php?topic=29845.0

ok i'll try