You Do Need power plug adapter while traveling from Bonaire to South Korea.

Here is Why You Need An Adapter

The outlet and plug type used in South Korea is F and in Bonaire are A and C. This is how they look like.

Bonaire

In Bonaire, outlets of type A and C are in use.

Type A

Type C

South Korea

In South Korea, outlets of type F are in use.

Type F