All of these accounts appear to be fakes from one person:
https://steemit.com/steemit/@kanaya/introduce-my-self-4555588ecdf93
https://steemit.com/introducemyself/@gumpul/perkenalkan-saya-mahasiswi-42383add83ea9
https://steemit.com/steemit/@dara15/perkenalan-singkat-36727725f5eb7
https://steemit.com/introducemyself/@ina15/introduce-my-self-a1a850f1e498a