noun, noun which may take the genitive case particle 'no'
all over the island; throughout the island; on the island
Refers to the entire area of an island or something happening everywhere on it. Often used with verbs of existence, occurrence, or movement.
その島中に美しい花が咲いている。
Beautiful flowers are blooming all over the island.
島中を探したが、彼は見つからなかった。
We searched throughout the island, but couldn't find him.