船せん上じょう

noun, noun which may take the genitive case particle 'no'

on board a ship; aboard a ship

Refers to being on or onto a ship; often used with の to modify nouns (e.g., 船上の生活).

• 船せん上じょうから花はな火びを見みた。

  We watched fireworks from aboard the ship.

• 船せん上じょうでの安あん全ぜんには十じゅう分ぶん注ちゅう意いしてください。

  Please be very careful about safety on board the ship.