南洋|なんようnan'you[0]heiban (flat)

1. nounSouth Seas
   ４月がつ１日ついたち、南洋なんようフーズ株式会社かぶしきがいしゃは横浜よこはまの新社屋しんしゃおくに移転いてんします。↗

   On April 1, Nanyo Foods Co. Ltd. will move to its new building in Yokohama.

• Related南海なんかいNeutralAny sea to the south, with no fixed scope, and more common than 「南洋」, which mainly means the equatorial Pacific and carries a historical flavor.
• Related南太平洋みなみたいへいようNeutralGeographic term for the Pacific's Southern Hemisphere half. 「南洋」 usually covers the equatorial Pacific and its islands, and can also mean southern seas generally.
• Antonym北洋ほくようWrittenWritten/formal prose term for northern seas, also the Arctic Ocean; the opposite of 「南洋」, as in 「北洋漁業」.

Use 「南洋」 for the equatorial Pacific seas and islands, as in 「南洋諸島」; it has a historical flavor. Say 「南太平洋」 for the Southern Hemisphere Pacific, 「南海」 for any southern sea, and 「北洋」 for northern waters.

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

1. 太平たいへい洋ようの中なかで赤道せきどうの南北なんぼくに沿そった海洋かいよう。