Also known as: ロサンゼルスBB連続殺人事件, アナザーノート, AnotherNote, another_note, los_angeles_bb_murder_cases, labb, death_note_labb, death_note_another_note, labb_murder_cases
A light novel written by Nisio Isin and released on August 1, 2006. The story is a prequel to the manga Death Note, and expands on the briefly-mentioned Los Angeles "BB Murder Cases".