Album has these songs
All songs from every album releases
Many songs are available for 30 seconds preview listening (by Spotify Audio Preview Clips)
#1
Closed
03:16
#2
Signal
04:32
#3
Doze
05:17
#4
Dream
03:18
#5
Mapping
03:46
#6
Aqua
03:52
#7
P-Adic
03:35
#8
Fragment
04:00
#9
Circuit
01:43
#10
Dream (alternate version)
03:10
#11
Aqua (alternate version)
03:50
Album has 5 releases
Album releases in order of release date. Media format, release date, country, etc.

Unknown
1981
Germany

12" Vinyl
25 Jun 1981
Japan

CD
25 Jul 1988
Japan

CD
1991
France

CD
5 Jul 2005
Japan