Sivula / sivala isitayela seJapan sokugcina i-RV se-RV nsuku zonke, njengokudla. Kodwa-ke, ingabe uqaphele ukuthi i-RV yesitayela saseJapan izoba nezindlela zokufaka ezihluke kancane ngokuya ngemikhiqizo ehlukene ye-RV.
