港湾|こうわんkouwan[0]heiban (flat)

1. nounharbour; harbor
   近代的きんだいてきな港湾こうわん施設しせつがないために、多おおくの船積ふなづみ業ぎょう者しゃが不便ふべんを被かぶった。↗

   The lack of modern post facilities caused trouble for many shippers.

• Synonym港みなとNeutralThe everyday, most common word for a port or harbour. 「港湾」 leans toward the port facilities as a whole and is mostly administrative, as in 「港湾局」.
• SynonymハーバーCasualColloquial loanword for a port or wharf, often in place names or marina names; 「港湾」 is the administrative term.
• Related海港かいこうWrittenWritten/formal: a port on the coast, as opposed to a river port; 「港湾」 leans toward the port facilities themselves.
• Related港津こうしんWrittenWritten and rare; means a port or harbour, but everyday speech just says 「港」.

Use 「港湾」 for port facilities and administrative contexts, as in 「港湾工事」. In daily speech say 「港」; 「ハーバー」 is a colloquial loanword, often in place or marina names; 「海港」 is a written word for a coastal port.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 船舶せんぱくの停泊ていはくや貨客かきゃくの積み下つみおろしなどの設備せつびがある水域すいいきと陸地りくち。