Olivia Lufkin, professionally known as Olivia, is a Japanese singer and songwriter. Lufkin began her solo career after singing in the Japanese girl group D&D. She gained mainstream success in 2006 after creating songs for the fictional band Trapnest under the alias "Olivia Inspi' Reira (Trapnest)." The songs were used for the popular anime adaptation of Nana.

Nana is a Japanese manga series written and illustrated by Ai Yazawa. It was serialized in the monthly shōjo manga magazine Cookie from May 2000 to May 2009 before going on hiatus. The series centers on Nana Osaki and Nana Komatsu, two women who move to Tokyo at the age of 20, with the story focused on Nana O.'s pursuit for fame and Nana K.'s pursuit for romance, all while struggling to maintain their friendship.