Ibirwa bya Mariyana y’Amajyaruguru

Ibirwa bya Mariyana y’Amajyaruguru (izina mu cyongereza : Northern Mariana Islands ; izina mu gishamoro : Islas Mariånas cyangwa Sankattan Siha Na Islas Mariånas ; izina mu Carolinian : ?) n’igihugu muri Oseyaniya.