In addition to their individual careers, the D-Boys are also involved in collective projects, as part of the group promotion work.
ɪn ɐdˈɪʃən tə ðɛɹ ˌɪndᵻvˈɪdʒuːəl kɚɹˈɪɹz, ðə dˈiːbˈɔɪz ɑːɹ ˈɔːlsoʊ ɪnvˈɑːlvd ɪn kəlˈɛktɪv pɹˈɑːdʒɛkts, æz pˈɑːɹt ʌvðə ɡɹˈuːp pɹəmˈoʊʃən wˈɜːk.