Ikasan is a famous singer that started on niconico, who happens to still be a university student.

She is called a "Bi-voiced singer" because she can sing using both male and female voices. Her male voice completely blew fans away.
In her work "Hitori Futayaku de Utattemita", the massive difference between her two voices was incredibly well received and applauded.
Many people have commented about her voice: for example, "It's strange, but cute and mysterious".
On January 7, 2015, her debut album "Bokura no Saishu Teiri" made it to 8th place on the Oricon Weekly chart, and her 2nd album "Seitou no Marché" will be out December 16, 2015.