<s>
is	O
a	O
1988	O
shoot	O
'	O
em	O
up	O
video	O
game	O
developed	O
by	O
Compile	O
,	O
originally	O
published	O
by	O
Sega	O
for	O
the	O
Master	O
System	O
and	O
then	O
by	O
CP	O
Communications	O
for	O
the	O
MSX2	B-Operating_System
.	O
</s>
<s>
The	O
Master	O
System	O
version	O
was	O
released	O
outside	O
Japan	O
as	O
Power	B-Application
Strike	I-Application
.	O
</s>
<s>
The	O
game	O
spawned	O
the	O
Aleste	B-Application
and	O
Power	B-Application
Strike	I-Application
franchises	O
.	O
</s>
<s>
The	O
story	O
of	O
Aleste	B-Application
concerns	O
the	O
manmade	O
supercomputer	O
DIA	O
51	O
,	O
which	O
has	O
been	O
infected	O
by	O
a	O
hybrid	O
virus	O
that	O
is	O
spreading	O
like	O
wildfire	O
,	O
eventually	O
leading	O
DIA	O
51	O
to	O
eliminate	O
the	O
human	O
race	O
.	O
</s>
<s>
When	O
Yuri	O
,	O
Ray	O
's	O
girlfriend	O
,	O
gets	O
injured	O
in	O
DIA	O
's	O
assault	O
,	O
Raymond	O
Waizen	O
has	O
all	O
the	O
reason	O
in	O
the	O
world	O
to	O
get	O
rid	O
of	O
DIA	O
51	O
once	O
and	O
for	O
all	O
in	O
his	O
Aleste	B-Application
fighter	O
.	O
</s>
<s>
This	O
version	O
was	O
released	O
outside	O
Japan	O
,	O
as	O
Power	B-Application
Strike	I-Application
.	O
</s>
<s>
An	O
MSX2	B-Operating_System
version	O
was	O
released	O
in	O
July	O
of	O
that	O
year	O
,	O
featuring	O
two	O
new	O
stages	O
,	O
lowered	O
difficulty	O
,	O
and	O
a	O
series	O
of	O
cutscenes	O
.	O
</s>
<s>
A	O
version	O
of	O
the	O
game	O
has	O
been	O
released	O
on	O
phones	O
by	O
Square	O
Enix	O
,	O
presumably	O
based	O
on	O
the	O
MSX2	B-Operating_System
version	O
.	O
</s>
<s>
The	O
MSX2	B-Operating_System
version	O
has	O
been	O
re-released	O
on	O
Nintendo	B-Operating_System
's	I-Operating_System
Wii	I-Operating_System
Virtual	B-Application
Console	I-Application
service	O
in	O
Japan	O
.	O
</s>
<s>
It	O
along	O
with	O
Aleste	B-Application
2	I-Application
had	O
also	O
been	O
rereleased	O
through	O
the	O
now-defunct	O
WOOMB	O
service	O
.	O
</s>
<s>
The	O
Sega	O
Master	O
System	O
version	O
called	O
Power	B-Application
Strike	I-Application
received	O
positive	O
reviews	O
.	O
</s>
<s>
Aleste	B-Application
was	O
followed	O
by	O
several	O
sequels	O
:	O
</s>
<s>
There	O
is	O
also	O
a	O
number	O
of	O
similar	O
games	O
,	O
some	O
of	O
which	O
various	O
Aleste	B-Application
entries	O
are	O
based	O
on	O
;	O
for	O
example	O
,	O
Gunhed	B-Device
would	O
inspire	O
Super	B-Application
Aleste	I-Application
on	O
the	O
SNES	B-Application
.	O
</s>
<s>
Zanac	B-Device
is	O
the	O
game	O
that	O
set	O
down	O
the	O
template	O
for	O
the	O
Aleste	B-Application
series	I-Application
and	O
nearly	O
all	O
of	O
Compile	O
's	O
future	O
shooters	O
.	O
</s>
