When you buy a used Macintosh, make sure you do not buy a Mac with G4 CPUs. They are not compatible with the current operating system (OS X 10.5 or 10.6). The most current OS for Mac require an INTEL CPU. That is why G4 Mac are cheap.
シェア
内倉憲一 
PSPCF 
水琴晶子（みことあきこ） 
錦糸町の天使 
SanDiegoTown & LosAngelesTown 
Tetsuro Watanabe 
中村祐美子 
ClockLink 
坂本祐央子（さかもとゆみこ） 
SETSUKO 
さわ