How old are you?

He experienced nantaimori for the first time.

He strongly advocated the theory of southward advancement.

His troops continued their advancement southward.

Our troops began to advance southward.

My friend is working in South Africa.

He is suffering from an incurable disease.

We perform regular maintenance on the system.

The south wind blows from the sea, and you can feel the warmth.

This kanji has a difficult kundoku, making it hard to read.