Big Kahuna’s 600 Imperial Beach, CA 91932 619-429-5224 Originally out of Hawaii, the Big Kahuna’s Restaurant is family owned and operated. In 1992, our first location opened it’s doors on the island of Oahu, Hawaii. Since then, we have expanded to the main land. Let me tell you a little about our history, our delicious food, and our Imperial Beach location. Originally out of Hawaii, the Big Kahuna’s Restaurant is family owned and operated. In 1992, our first location opened it’s doors on the island of Oahu, Hawaii. Since then we have expanded to the main land. Our newest location is in Pacific Beach California. In 2001, the Big Kahuna’s opened in Pacific Beach and have been catering to the local San Diegan’s ever since.