Tohoku Kiritan is a VOICEROID for a VOICEROID PROJECT by SSS Co., Ltd., the same company that created Touhoku Zunko, an older sister of Kiritan. She was released on October 27, 2016.
She and her elder sister Touhoku Itako are also UTAU voicebanks. Additionally, she has a more natural-sounding NEUTRINO voicebank available and a CeVIO voicebank, too.