Rock singer Kiyoshiro Imawano, 55, whose real name is Kiyoshi Kurihara, has been hospitalized after being diagnosed as having throat cancer, his spokesman announced Thursday.

According to the spokesman, Imawano felt discomfort in his throat in June, and the result of a medical test showed he had throat cancer.

Commenting on his official Web site about his hospitalization, which occurred Wednesday, the rocker said, “Viewing this as another of life’s experiences, I want to try and focus myself on getting treatment.”

He has canceled all his upcoming performances including those at the Fuji Rock Festival at the end of July and the Rising Sun Rock Festival in Ezo in August.