"Again" is Japanese pop rock singer-songwriter Yui's thirteenth single. "Again" was released on June 3, 2009 by her label Studioseven Recordings and was released in two formats: CD and CD+DVD. "Again" was used as the opening theme song for the 2009 anime series Fullmetal Alchemist: Brotherhood for episodes 1-14. "Again" is Yui's first single since she went on hiatus in November 2008. The single debuted atop the Oricon Weekly Single Chart becoming her fourth number-one single. The single has the highest opening week sales for a female act in 2009, which was previously held by Pop singer Ayumi Hamasaki's "Rule/Sparkle" for selling 95,000 copies in its first week. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.