南なん進しん

noun, noun or participle which takes 'suru', intransitive verb

proceeding south; southward advance

Often used in historical, military, or geopolitical contexts, such as Japan's pre-WWII 'southward advance' doctrine. Can also describe any movement or expansion toward the south.

See also: 北進

• 日本にほん軍ぐんは太たい平へい洋よう戦せん争そう中ちゅうに南なん進しんを続つづけた。

  The Japanese military continued its southward advance during the Pacific War.

• 台たい風ふうは勢せい力りょくを保たもったまま南なん進しんしている。

  The typhoon is moving south while maintaining its strength.