* "To touch" or "to feel" (from the word "tutu") combined with "the sea" (from the word "kaka"). This could refer to the harbor's unique feeling or its connection to the sea.
* "To touch the clouds" (from the word "tutu") combined with "a place of" (from the word "kaka"). This could refer to the harbor's mountainous backdrop, with peaks that almost touch the clouds.
However, the exact meaning is unknown, and its origin is subject to debate.