<s>
,	O
known	O
as	O
Block	B-Application
Hole	I-Application
outside	O
Japan	O
,	O
is	O
a	O
hybrid	O
puzzle/shoot	O
'	O
em	O
up	O
game	O
developed	O
by	O
Konami	O
which	O
was	O
released	O
in	O
1989	O
as	O
an	O
arcade	B-Application
game	O
.	O
</s>
<s>
Besides	O
the	O
arcade	B-Application
version	O
,	O
there	O
were	O
also	O
ports	O
of	O
the	O
game	O
to	O
the	O
MSX2	B-Operating_System
(	O
with	O
a	O
built-in	O
SCC	O
chip	O
)	O
,	O
Famicom	O
,	O
and	O
Game	B-Device
Boy	I-Device
—	O
home	O
releases	O
used	O
the	O
Quarth	B-Application
name	O
worldwide	O
(	O
with	O
the	O
exception	O
of	O
the	O
Game	B-Device
Boy	I-Device
Color	O
release	O
in	O
Europe	O
of	O
Konami	O
GB	O
Collection	O
Vol	O
.	O
</s>
<s>
Quarth	B-Application
was	O
released	O
on	O
the	O
Konami	O
Net	O
i-mode	O
service	O
as	O
Block	O
Quarth	B-Application
,	O
with	O
an	O
updated	O
Block	O
Quarth	B-Application
DX	O
in	O
2001	O
.	O
</s>
<s>
In	O
2005	O
,	O
Konami	O
also	O
included	O
the	O
game	O
in	O
the	O
Nintendo	B-Device
DS	I-Device
title	O
Ganbare	B-Application
Goemon	I-Application
:	I-Application
Tōkaidōchū	I-Application
Ōedo	I-Application
Tengurikaeshi	I-Application
no	I-Application
Maki	I-Application
.	O
</s>
<s>
An	O
emulated	O
version	O
of	O
the	O
game	O
was	O
released	O
in	O
2006	O
for	O
PlayStation	B-Device
2	I-Device
in	O
Japan	O
as	O
part	O
of	O
the	O
Oretachi	O
Geasen	O
Zoku	O
Sono	O
series	O
.	O
</s>
<s>
Quarth	B-Application
is	O
a	O
combination	O
of	O
Tetris-style	O
gameplay	O
and	O
a	O
fixed	O
shooter	O
in	O
the	O
Space	B-Application
Invaders	I-Application
tradition	O
.	O
</s>
<s>
The	O
Arcade	B-Application
,	O
MSX2	B-Operating_System
,	O
and	O
Famicom	O
versions	O
had	O
two	O
different	O
2-player	O
modes	O
:	O
a	O
split-screen	O
mode	O
with	O
Player	O
1	O
on	O
the	O
left	O
and	O
Player	O
2	O
on	O
the	O
right	O
,	O
and	O
a	O
cooperative	O
mode	O
where	O
both	O
players	O
shared	O
the	O
same	O
screen	O
.	O
</s>
<s>
For	O
the	O
Game	B-Device
Boy	I-Device
,	O
multiplayer	O
requires	O
the	O
Game	B-Device
Boy	I-Device
Link	O
Cable	O
with	O
each	O
player	O
able	O
to	O
view	O
only	O
their	O
fields	O
on	O
their	O
own	O
Game	B-Device
Boys	I-Device
.	O
</s>
<s>
In	O
addition	O
,	O
disc	O
14	O
of	O
Konami	O
Music	O
Masterpiece	O
Collection	O
,	O
which	O
was	O
released	O
on	O
October	O
1	O
,	O
2004	O
,	O
is	O
mostly	O
devoted	O
to	O
Quarth	B-Application
.	O
</s>
<s>
Quarth	B-Application
is	O
one	O
of	O
the	O
video	O
games	O
featured	O
in	O
the	O
manga	O
titled	O
Rock'n	O
Game	B-Device
Boy	I-Device
,	O
by	O
Shigeto	O
Ikehara	O
and	O
Published	O
by	O
Comic	O
BomBom	O
October	O
1989	O
to	O
December	O
1991	O
.	O
</s>
<s>
In	O
Japan	O
,	O
Game	O
Machine	O
listed	O
Quarth	B-Application
on	O
their	O
December	O
1	O
,	O
1989	O
issue	O
as	O
being	O
the	O
third	O
most-successful	O
table	O
arcade	B-Application
unit	O
of	O
the	O
month	O
.	O
</s>
<s>
Block	B-Application
Hole	I-Application
was	O
a	O
hit	O
overseas	O
in	O
Europe	O
,	O
particularly	O
the	O
United	O
Kingdom	O
and	O
Italy	O
.	O
</s>
<s>
It	O
has	O
been	O
generally	O
acclaimed	O
by	O
many	O
online	O
reviewers	O
,	O
though	O
Nintendo	O
Life	O
gave	O
the	O
Game	B-Device
Boy	I-Device
port	O
on	O
the	O
3DS	B-Operating_System
Virtual	B-Application
Console	I-Application
a	O
6/10	O
.	O
</s>
