"Love Letter" is a single released by Gackt on March 1, 2006 under Nippon Crown.[1] It peaked at ninth place on the Oricon weekly chart and charted for seven weeks.[2] The A-side and B-side were used in the Mobile Suit Zeta Gundam movie Love is the Pulse of the Stars (星の鼓動は愛, Hoshi no kodō wa ai), as opening and ending themes, respectively.[3] "Dybbuk" also previously appeared on Gackt's 2003 album Crescent. It was certified gold by RIAJ.[4]