ɔːlðˈoʊ ðə sˈɪɡməz dɪdnˌɑːt ɚɹˈɪdʒᵻnˌeɪt æz ɐ soːɹˈɔːɹᵻɾi, wˈʌn kʊd spˈɛkjʊlˌeɪt ðætðə tʃˈuːzɪŋ ʌv ɡɹˈiːk lˈɛɾɚz wʌzɐ pˈʌblɪk wˈeɪ ʌv vˈɔɪsɪŋ ɐn ʌnsˌæɾɪsfˈæktɚɹi əpˈɪniən ɐbˌaʊt ðə tɹˈiːtmənt ʌv ˈeɪʒən ɐmˈɛɹɪkənz, spəsˈɪfɪkli dʒˌæpənˈiːz ɐmˈɛɹɪkənz, baɪ ðə kˈæmpəs ænd ɡɹˈiːk ˌɔːɹɡɐnᵻzˈeɪʃənz.
Although the Sigmas did not originate as a sorority, one could speculate that the choosing of Greek letters was a public way of voicing an unsatisfactory opinion about the treatment of Asian Americans, specifically Japanese Americans, by the campus and Greek organizations.