TOMOSUKE (舟木 智介 (ふなき ともすけ) Tomosuke Funaki, born January 1st) is a Japanese composer who has contributed to the Bemani series of music video games. He has produced songs for Beatmania, Beatmania IIDX, Pop'n Music, Dance Maniax, Guitar Freaks/DrumMania, Mambo a Gogo, and Dance Dance Revolution. "Zektbach" is the pseudonym used for his classical music influenced concept pieces by forms of fantasy, usually with choirs and classical instrumentation. Read more on Last.fm