Hailing from Aichi Prefecture, Niwa entered the entertainment field through the idol group Canary Club before expanding into acting and modeling. She gained national recognition portraying Moune, also known as Gosei Yellow, in the Super Sentai series Tensou Sentai Goseiger, and later appeared in the 2011 comedy film Cheerfu11y. Between 2011 and 2013 she served as a regular model for the fashion ma…
