This is the 8775th most frequent Japanese word.
本土
Mainland.
In this sentence, '本土' refers to the 'mainland' or the principal landmass in distinction from islands or other territories.
私たちは本土に戻る予定です。
We plan to return to the mainland.
Here, '本土' is used to denote the 'mainland' area for comparison with '離島' (remote islands).
本土と離島の文化の違いについて学びます。
We learn about the cultural differences between the mainland and the islands.
The term '本土' signifies the 'mainland' area here, emphasizing geographical impact.