In 2006, he continued his tour with a concert on January 14, in Korea, at Fencing Stadium in Korean Olympic Park, which was his first Asian solo concert. In the same month his twenty-fourth single, "Redemption" was released, which included theme songs of the Square Enix game, "Dirge of Cerberus: Final Fantasy VII". On February 28, he appeared at the graduation of the Maiko High School in Hyōgo Prefecture. Besides the words of encouragement, he performed an unreleased song especially written for the graduation. It was released the following year on February 7, as "No ni Saku Hana no Yō ni". Since then he appeared in several graduation ceremonies.