Hana Ishiyama Ohara, known professionally as Nano (ナノ, stylized as nano; born July 12, 1988), is a Japanese-American singer and lyricist managed by HoriPro and signed to the Flying Dog label. Nano can sing in both Japanese and English, as she was born in New York City. Nano posted music on YouTube and Niconico before being signed by a record label.

Source: Wikipedia