KAT-TUN . As of June 2006, he became part of an unofficial group within Johnny's Entertainment called "No Border", which includes members: Yamashita Tomohisa of NEWS , Murakami Shingo of Kanjani8 , Satou Atsuhiro , Ikuta Toma of Johnny's Junior's , Domoto Koichi of Kinki Kids , Yamaguchi Tatsuya of TOKIO