心 (transendium's cinematic)

[@astrellxvoide]

technically if you count the kanji, then technically this song is tied for the shortest title in the game along with μ name: - μ - 心 english: - micro - heart

[@oagnwoemnoc625]

Nah I read μ as "mu" so it's still the shorter

[@YUO77999]

Well μ is Mu from Greek word