- Catalog Number
- altair -Meisekimu- (altair -明晰夢-; Lucid Dream)
- The stairs to [nightmare]
- Hikari no Furu Sekai (光ノ降ル世界; Light of the Descending World)
- altair -Hakobune- (altair -箱舟-; Ark)
"Noah" is the debut single released by LIX.. It was limited to 1,000 copies.