This is the 3574th most frequent Japanese word.
諸島
Archipelago.
In this sentence, '諸島' refers to multiple islands grouped together, emphasizing natural beauty.
彼は南太平洋の美しい諸島を訪れました。
He visited the beautiful archipelagos in the South Pacific.
Here, '諸島' highlights the geographical characteristic of a country's structure as comprising various islands.
日本は多数の諸島から構成されています。
Japan is composed of numerous archipelagos.
In this usage, '諸島' is associated with the unique ecological environment present in groups of islands.