<s>
Tac/Scan	B-Application
(夕ック/	O
スキャン	O
)	O
is	O
a	O
space	O
combat	O
shooter	O
released	O
as	O
an	O
arcade	B-Application
video	I-Application
game	I-Application
in	O
1982	O
.	O
</s>
<s>
An	O
Atari	B-General_Concept
2600	I-General_Concept
version	O
was	O
released	O
in	O
1983	O
.	O
</s>
<s>
Tac/Scan	B-Application
is	O
an	O
unlockable	O
game	O
in	O
the	O
PlayStation	B-Device
2	I-Device
version	O
of	O
Sega	O
Genesis	O
Collection	O
.	O
</s>
<s>
In	O
Japan	O
,	O
Game	O
Machine	O
listed	O
Tac/Scan	B-Application
on	O
their	O
July	O
1	O
,	O
1983	O
issue	O
as	O
being	O
the	O
twenty-second	O
most-successful	O
table	O
arcade	B-Application
unit	O
of	O
the	O
month	O
.	O
</s>
