<s>
is	O
a	O
video	O
game	O
released	O
in	O
1987	O
for	O
the	O
Family	B-Device
Computer	I-Device
Disk	I-Device
System	I-Device
in	O
Japan	O
.	O
</s>
<s>
Otocky	B-Device
can	O
be	O
described	O
as	O
a	O
musical	B-Application
side-scrolling	O
shoot	O
'	O
em	O
up	O
.	O
</s>
<s>
The	O
player	O
's	O
spaceship	O
has	O
a	O
ball	O
for	O
a	O
weapon	O
,	O
which	O
can	O
be	O
fired	O
in	O
eight	O
directions	O
;	O
each	O
direction	O
corresponds	O
to	O
a	O
different	O
musical	B-Application
note	O
.	O
</s>
<s>
The	O
note	O
plays	O
when	O
the	O
player	O
presses	O
the	O
fire	O
button	O
,	O
and	O
is	O
also	O
quantized	B-Application
in	O
time	O
so	O
that	O
it	O
matches	O
the	O
beat	O
playing	O
in	O
the	O
background	O
.	O
</s>
<s>
Musical	B-Application
Notes	O
which	O
must	O
be	O
collected	O
to	O
finish	O
the	O
level	O
.	O
</s>
<s>
Letter	O
'	O
A	O
's	O
which	O
change	O
the	O
musical	B-Application
instrument	O
sound	O
produced	O
by	O
the	O
ball	O
.	O
</s>
<s>
Otocky	B-Device
is	O
notable	O
for	O
being	O
one	O
of	O
the	O
first	O
games	O
that	O
include	O
creative/procedural	O
generative	B-Application
music	I-Application
,	O
as	O
well	O
as	O
developing	O
the	O
concept	O
of	O
the	O
"	O
musical	B-Application
shoot	O
'	O
em	O
up	O
"	O
.	O
</s>
<s>
Otocky	B-Device
is	O
a	O
precursor	O
of	O
Rez	B-Application
,	O
Tetsuya	O
Mizuguchi	O
's	O
2002	O
Dreamcast	B-Operating_System
and	O
PlayStation	B-Device
2	I-Device
game	O
exploring	O
similar	O
themes	O
of	O
player	O
action	O
and	O
musical	B-Application
evolution	O
.	O
</s>
<s>
Jake	O
Kazdal	O
,	O
the	O
only	O
North-American	O
member	O
of	O
United	O
Game	O
Artists	O
,	O
has	O
confirmed	O
that	O
while	O
the	O
team	O
did	O
become	O
acquainted	O
with	O
the	O
Disk	B-Device
System	I-Device
game	O
during	O
the	O
process	O
of	O
creating	O
Rez	B-Application
,	O
it	O
has	O
not	O
been	O
much	O
of	O
an	O
influence	O
in	O
fact	O
.	O
</s>
