preinstall: remove unnecesary
preinstall: remove unnecesary

Chinachu/Mirakurun,kanreisa/Mirakurun,Chinachu/Mirakurun,Chinachu/Mirakurun,upsilon/Mirakurun,kanreisa/Mirakurun,upsilon/Mirakurun,upsilon/Mirakurun,Chinachu/Mirakurun,kanreisa/Mirakurun