Jeju-do is home to 313 named mountains. The highest is Hallasan - Dongneung at 1,950 m.
There are 313 named mountains in Jeju-do. The highest and the most prominent mountain is Hallasan - Dongneung.

Yes. Jeju-do has 313 named mountains. The highest is Hallasan - Dongneung at 1,950 m.
The highest mountain in Jeju-do is Hallasan - Dongneung, at 1,950 m.
Jeju-do has 313 named mountains.
