s a c and mass hysteria it occurs to me that stand alone complex could be considered a precondition a category including or even synonymous with mass hysteria thinking on that it occurs to me that s a c may perhaps even long before the series although it has been stated here it originated with the director kamiyama either have been euphemism for mass hysteria a rhetorical rationalization for the belief in mass hystia or something else along those lines as such there may be previous references to s a c in japanese circles of crypto psychology on the other hand this may be an entirely accidental coincidence although i think an exploration of the parallels between the two may still be in order either way