The cicadas of the genus Cryptotympana Stål are revised. In this part, the remaining 23 species are described and illustrated; 22 species under 6 groups, including 9 new species, i.e., albolineata, sibuyana, socialis and viridicostalis (from the Philippines), distanti, pelengensis and ventralis (from Sulawesi), auripilosa (from Burma), and dohertyi (from Enggano), and 1 species incertae sedis.