Kapolei is a developed residential subsidiary of the city of Honolulu, located on the island of Oahu, Hawaii. It is referred to as "the second city of Oahu". Kapolei is the physical implementation of an eco-friendly plan outlining protocols for population, community development, and transportation. This luxurious Hawaiian city serves as a groundbreaking blueprint for more efficient modernisation.

Kapolei is a gorgeous beach town representative of Hawaii. Waterfront and outdoor activities abound, the most popular including sightseeing at the Ko'Olina Beach Park, exploring Paradise Cove Beach, sunning on White Plains Beach, and snorkelling in the Kahe Point Beach Park. Boat tours, whale watching, and nature walks are other tourist interests. The tight-knit community of Kapolei is known for throwing lavish luaus and hosting exciting dinner theatre events.

The Kapolei transit centre is the most utilised form of public transportation around the area. The closest aviation hub is the Honolulu International Airport, located 20 minutes outside of Kapolei. From the airport and around Kapolei are car rental, shuttle, and public bus options. Interstate H-1 provides direct motor vehicle access into the city.

The conceptual design for Kapolei was enacted in the 1970s with initial construction beginning in the 1980s. Kapolei has been dubbed a "smart city" on account of its developmental focus on water conservation, healthy living, technology, and sustainability.