<s>
is	O
an	O
action	B-Application
arcade	B-Application
video	I-Application
game	I-Application
developed	O
and	O
published	O
in	O
Japan	O
by	O
Namco	O
in	O
1985	O
.	O
</s>
<s>
It	O
is	O
a	O
sequel	O
to	O
1982	O
's	O
Dig	B-Application
Dug	I-Application
.	O
</s>
<s>
Pookas	B-Application
and	O
fire-breathing	O
Fygars	B-Application
return	O
as	O
the	O
enemies	O
,	O
but	O
the	O
side	O
view	O
tunneling	O
of	O
the	O
original	O
is	O
replaced	O
with	O
an	O
overhead	O
view	O
of	O
an	O
island	O
maze	O
.	O
</s>
<s>
Dig	B-Device
Dug	I-Device
II	I-Device
takes	O
place	O
on	O
an	O
island	O
with	O
an	O
overhead	O
view	O
.	O
</s>
<s>
There	O
are	O
two	O
types	O
of	O
enemies	O
:	O
Pookas	B-Application
(	O
round	O
red	O
monsters	O
with	O
goggles	O
)	O
,	O
which	O
can	O
kill	O
a	O
player	O
by	O
touching	O
him	O
,	O
and	O
Fygars	B-Application
(	O
dragons	O
)	O
,	O
which	O
can	O
kill	O
a	O
player	O
either	O
by	O
touching	O
him	O
or	O
breathing	O
fire	O
on	O
him	O
.	O
</s>
<s>
Taizo	B-Application
Hori	I-Application
(	O
the	O
player	O
's	O
character	O
)	O
is	O
armed	O
with	O
two	O
weapons	O
.	O
</s>
<s>
Dig	B-Device
Dug	I-Device
II	I-Device
saw	O
some	O
success	O
in	O
its	O
first	O
few	O
months	O
on	O
the	O
market	O
,	O
but	O
the	O
game	O
was	O
largely	O
unsuccessful	O
and	O
not	O
nearly	O
as	O
popular	O
as	O
its	O
predecessor	O
.	O
</s>
<s>
Dig	B-Device
Dug	I-Device
II	I-Device
was	O
ported	O
to	O
the	O
Famicom	O
in	O
Japan	O
in	O
1986	O
,	O
followed	O
by	O
a	O
1989	O
release	O
for	O
the	O
Nintendo	O
Entertainment	O
System	O
in	O
North	O
America	O
(	O
with	O
the	O
subtitle	O
Trouble	O
in	O
Paradise	O
added	O
to	O
the	O
packaging	O
,	O
but	O
not	O
to	O
the	O
game	O
itself	O
)	O
,	O
and	O
then	O
in	O
1990	O
by	O
a	O
release	O
for	O
the	O
Famicom	B-Device
Disk	I-Device
System	I-Device
in	O
Japan	O
.	O
</s>
<s>
In	O
2005	O
,	O
Dig	B-Device
Dug	I-Device
II	I-Device
was	O
ported	O
to	O
the	O
PlayStation	B-Operating_System
Portable	I-Operating_System
as	O
part	O
of	O
Namco	B-Application
Museum	I-Application
Battle	I-Application
Collection	I-Application
,	O
and	O
was	O
included	O
in	O
Namco	B-Device
Museum	I-Device
DS	I-Device
which	O
was	O
released	O
for	O
the	O
Nintendo	B-Device
DS	I-Device
on	O
September	O
18	O
,	O
2007	O
.	O
</s>
<s>
The	O
game	O
was	O
also	O
included	O
in	O
Namco	O
Museum	O
Virtual	O
Arcade	B-Application
in	O
2008	O
and	O
was	O
released	O
on	O
the	B-Operating_System
Wii	I-Operating_System
Virtual	B-Application
Console	I-Application
in	O
Japan	O
on	O
October	O
20	O
,	O
2009	O
,	O
along	O
with	O
the	O
inceptive	O
title	O
.	O
</s>
<s>
Both	O
Dig	B-Application
Dug	I-Application
games	O
are	O
available	O
as	O
part	O
of	O
the	O
Namco	B-Application
Museum	I-Application
Megamix	I-Application
compilation	O
for	O
the	B-Operating_System
Wii	I-Operating_System
,	O
which	O
(	O
much	O
unlike	O
the	O
Virtual	B-Application
Console	I-Application
Arcade	I-Application
versions	O
)	O
was	O
only	O
released	O
in	O
North	O
America	O
.	O
</s>
<s>
A	O
reimagined	O
version	O
for	O
Microsoft	B-Application
Windows	I-Application
titled	O
Dig	B-Protocol
Dug	I-Protocol
Island	I-Protocol
,	O
featuring	O
online	O
multiplayer	O
,	O
was	O
released	O
in	O
2008	O
exclusively	O
in	O
Japan	O
.	O
</s>
