Welcome to The Koa Lanai House, a custom-designed architectural masterpiece by the late Patrick Killen, AIAfounder of Studio 9one2 and a pioneer of modernist beach design in Los Angeles. Set on a rare 3,524 sq ft corner lot just moments from the sand, this striking residence offers panoramic views from Malibu to Palos Verdes, including both Manhattan and Hermosa Beach piersalongside exceptional indoor-outdoor living rarely found this close to the beach. Inside, the open-concept living space features approx 14-ft soaring ceilings, walls of glass, and newly refinished Brazilian cherry wood floorseach plank a unique work of art. A large terrace expands the living space, while the chefs kitchen centers around a 9.5-ft custom Acacia Koa wood island with built-in pop-up TV, Sub-Zero fridge, Viking 6-burner range, wine fridge, walk-in pantry, and breakfast bar seating for six. A second terrace off the dining area offers views of Catalina and Palos Verdes. The main level also includes a powder room, recessed lighting, and integrated in-ceiling speakers. Upstairs, all three bedrooms feature ensuite baths, ocean views, and smart audio integration. The primary suite includes a custom-built-in platform bed, daybed nook, private ocean-view terrace, dual vanity bath with rainfall shower, ceiling-fill Acacia Koa soaking tub, and walk-in closet. The lower level houses an expansive flex space currently configured as a combined screening room and fitness area, with polished concrete floors, a 135" projection screen, wet bar, and decorative fireplaceplus a guest suite with full bath access an