According to SpoTV, NiziU recently touched down in Korea to begin training for their debut at JYP Entertainment. NiziU is a girl group formed through Nizi Project, an audition program created by JYP Entertainment and Sony Music Japan. The group consists of Mako Yamaguchi, Rio Hanabashi, Maya Katsumura, Riku Oe, Ayaka Arai, Ā Mayuka Ogou, Ā Rima Yokoi, Miihi Suzuno, and Nina Hillman. NiziU recently released their pre-debut album mini-album ŌĆśMake You HappyŌĆÖ on June 30th and boasted massive popularity by topping charts around the world. Regarding the groupŌĆÖs popularity, Japanese media also speculated, ŌĆ£NiziU can perform at the Tokyo Dome right after their debut.ŌĆØ NiziU is currently preparing to make their debut in Japan under JYP EntertainmentŌĆÖs training system in Korea. The debut date has not been decided yet. Source (1)