東とう海かい道どう新しん幹かん線せんとうかいどうしんかんせんFreq.FrequencyTop 50,000じ字FuriganaMeanings1nounTōkaidō ShinkansenserviceProper noun referring to the high-speed railway line connecting Tokyo and Osaka, operated by JR Central.東とう京きょうから大おお阪さかまで東とう海かい道どう新しん幹かん線せんで約やく2
