Kunto Aji Wibisono (born in Yogyakarta, January 4, 1987) is an Indonesian singer. He soared through the fifth season of Indonesian Idol talent search event. Aji became the fourth finalist at the event. In 2010, he tried to venture into the world of television by starring in his first film "Senggol Bacok". The singer who was born in Yogyakarta, debuted his single, "Terlalu lama Sendiri" in 2014.