<s>
The	O
Namco	B-Application
System	I-Application
21	I-Application
"	O
Polygonizer	O
"	O
is	O
an	O
arcade	O
system	O
board	O
unveiled	O
by	O
Namco	O
in	O
1988	O
with	O
the	O
game	O
Winning	B-Application
Run	I-Application
.	O
</s>
<s>
The	O
hardware	O
went	O
through	O
significant	O
evolution	O
throughout	O
its	O
lifespan	O
until	O
the	O
last	O
game	O
,	O
Cyber	B-Application
Sled	I-Application
,	O
was	O
released	O
in	O
1993	O
.	O
</s>
<s>
It	O
was	O
preceded	O
by	O
the	O
Namco	O
System	O
2	O
in	O
1987	O
and	O
succeeded	O
by	O
the	O
Namco	B-Application
System	I-Application
22	I-Application
in	O
1993	O
.	O
</s>
<s>
According	O
to	O
Phil	O
Harrison	O
(	O
in	O
the	O
September	O
1989	O
issue	O
of	O
Commodore	O
User	O
)	O
,	O
who	O
visited	O
Namco	O
's	O
Tokyo	O
office	O
,	O
Atari	O
's	O
Hard	B-Application
Drivin	I-Application
 '	I-Application
ran	O
on	O
an	O
earlier	O
,	O
less	O
powerful	O
,	O
version	O
of	O
this	O
hardware	O
,	O
stating	O
that	O
Namco	O
and	O
Atari	O
Games	O
were	O
sister	O
companies	O
at	O
the	O
time	O
and	O
that	O
the	O
System	O
21	O
was	O
a	O
shared	O
development	O
.	O
</s>
