海かい外がい旅りょ行こうかいがいりょこうCommon wordMeanings1nounoverseas trip; travel abroadGeneral term for traveling to a foreign country, typically for leisure.来らい年ねん、初はじめての海かい外がい旅りょ行こうに行いく予よ定ていです。I plan to go on my first overseas trip next year.海かい外がい旅りょ行こうの準じゅん備びはもうでき