Flame Vein is the first studio album by Bump of Chicken, released on March 18, 1999. One track, "Arue", was later released as a limited print single. Another, "Little Braver", was later released on the "Lamp" single as a B-side. It was re-released on April 28, 2004, as Flame Vein +1 and included the song "Battle Cry" from B-side of the "Lamp" single.

All tracks written by Fujiwara Motoo.

Flame Vein +1 re-release version