ɪn ɐdˈɪʃən tə pɚfˈoːɹmənsᵻz wɪððɪ ˈɑːpɚɹə, hˈaɪɑːk hɐz dɪvˈɛləpt ɪts ˈoʊn daɪvˈɜːs ɹˈɛpɚtwˌɑːɹ wˌɪtʃ ɹˈeɪndʒᵻz fɹʌm klˈæsɪkəl, spˈɪɹɪtʃˌuːəl, sˈɛkjʊlɚ, ænd həwˈaɪən mjˈuːzɪk.
In addition to performances with the opera, HYOC has developed its own diverse repertoire which ranges from classical, spiritual, secular, and Hawaiian music.