My Favorite Honolulu Neighborhoods: Triangle, in the Hawaii Kai Region The Traingle neighborhood is located right next to Portlock and is bordered by the Kalanianaole Highway, Poipu Drive and Makaweli Street. Viewed from above and framed by these roads, the area appears triangle in shape, which is how it was named. It is an easy walk to the Koko Marina Shopping Center and all the stores and shops that are found there. When first developed, the area was called Maunalua Traingle and was the first neighborhood the developer, Henry Kaiser, began marketing the 318 homes originally built. Most of these homes were built in the 1960′s, but over the years most have been highly remodeled or torn down and replaced with newer and more luxurious homes. Although the original homes were on the small s... 02/03/2012