最さい南なん

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

southernmost

Used to describe the furthest south point or area, often in geographical contexts.

• この島しまは日本にほんの最さい南なん端たんに位い置ちしている。

  This island is located at the southernmost tip of Japan.

• 最さい南なんの地ち域いきでは、冬ふゆでも暖あたたかい。

  In the southernmost region, it is warm even in winter.