Related Information for Ka'au Crater Boys From the vibrantly produced debut album, Tropical Hawaiian Day, to the magical sounds of their fourth release, "Making Waves", the Ka'au Crater Boys have become one of Hawaii's hottest duos in contemporary Hawaiian music.The Ka'au Crater Boys distinctive and appealing sound reflects their love of Hawaii and of their favorite non-musical activity, surfing – creating a new breed of Hawaiian music. They've formed a fresh blend of guitar and ukulele completely dif.. read more