<s>
It	O
is	O
the	O
sequel	O
to	O
the	O
1981	O
game	O
Vanguard	B-Application
.	O
</s>
<s>
Unlike	O
the	O
forced	O
scrolling	O
format	O
of	O
the	O
first	O
game	O
,	O
Vanguard	B-Application
II	I-Application
takes	O
place	O
in	O
top-down	O
multi-directional	O
scrolling	O
stages	O
.	O
</s>
<s>
In	O
Japan	O
,	O
it	O
was	O
ranked	O
number	O
22	O
on	O
the	O
Game	O
Machine	O
table	O
arcade	B-Application
cabinet	O
chart	O
in	O
May	O
1984	O
.	O
</s>
<s>
Vanguard	B-Application
II	I-Application
was	O
included	O
in	O
the	O
SNK	O
Arcade	B-Application
Classics	O
0	O
compilation	O
for	O
the	O
PlayStation	B-Operating_System
Portable	I-Operating_System
,	O
which	O
was	O
released	O
in	O
Japan	O
in	O
2011	O
.	O
</s>
