<s>
Steam-Heart	B-Application
'	I-Application
s	I-Application
is	O
a	O
shoot	O
'	O
em	O
up	O
and	O
eroge	B-Application
developed	O
by	O
Giga	O
and	O
published	O
by	O
TGL	O
.	O
</s>
<s>
Steam-Heart	B-Application
'	I-Application
s	I-Application
was	O
initially	O
released	O
on	O
PC-98	B-Operating_System
personal	O
computers	O
in	O
1994	O
.	O
</s>
<s>
It	O
later	O
made	O
its	O
way	O
to	O
the	O
PC	O
Engine	O
Super	O
CD-ROM²	O
System	O
in	O
1996	O
and	O
then	O
the	O
Sega	B-Device
Saturn	I-Device
in	O
1998	O
.	O
</s>
<s>
Steam-Heart	B-Application
'	I-Application
s	I-Application
is	O
a	O
vertically	O
scrolling	O
shoot	O
'	O
em	O
up	O
and	O
eroge	B-Application
.	O
</s>
<s>
The	O
player	O
can	O
also	O
choose	O
from	O
a	O
variety	O
of	O
secondary	O
weapons	O
which	O
vary	O
between	O
the	O
versions	O
of	O
Steam-Heart	B-Application
'	I-Application
s	I-Application
,	O
but	O
include	O
fixed	O
turrets	O
,	O
flamethrowers	O
,	O
and	O
satellite	O
ships	O
that	O
hunt	O
down	O
enemies	O
among	O
others	O
.	O
</s>
<s>
The	O
Saturn	B-Device
version	O
includes	O
an	O
arcade	O
mode	O
(	O
a	O
mode	O
devoid	O
of	O
all	O
cutscenes	O
and	O
character	O
dialogue	O
)	O
,	O
and	O
a	O
score	O
attack	O
mode	O
.	O
</s>
<s>
Steam-Heart	B-Application
'	I-Application
s	I-Application
was	O
developed	O
by	O
Giga	O
and	O
published	O
by	O
TGL	O
.	O
</s>
<s>
The	O
game	O
is	O
unusual	O
for	O
combining	O
a	O
shooting	O
game	O
with	O
eroticism	O
,	O
as	O
Japanese	O
erotic	O
games	O
are	O
more	O
typically	O
genres	O
like	O
role	O
playing	O
,	O
adventure	O
,	O
strategy	B-Application
,	O
or	O
even	O
beat	B-Application
'	I-Application
em	I-Application
ups	I-Application
.	O
</s>
<s>
It	O
was	O
originally	O
released	O
for	O
the	O
NEC	B-Operating_System
PC-9800	I-Operating_System
series	I-Operating_System
of	O
personal	O
computers	O
in	O
Japan	O
on	O
March	O
15	O
,	O
1994	O
.	O
</s>
<s>
A	O
port	O
for	O
the	O
Sega	B-Device
Saturn	I-Device
was	O
released	O
on	O
September	O
23	O
,	O
1998	O
,	O
as	O
the	O
Saturn	B-Device
was	O
beginning	O
to	O
lose	O
market	O
share	O
.	O
</s>
<s>
The	O
Saturn	B-Device
version	O
comes	O
with	O
a	O
small	O
yellow	O
seal	O
warning	O
of	O
the	O
erotic	O
content	O
of	O
the	O
game	O
.	O
</s>
<s>
The	O
Saturn	B-Device
version	O
also	O
makes	O
more	O
use	O
of	O
the	O
scaling	O
and	O
rotation	O
effects	O
supported	O
by	O
the	O
hardware	O
.	O
</s>
<s>
Eroge	B-Application
was	O
known	O
for	O
being	O
more	O
graphic	O
on	O
personal	O
computers	O
than	O
consoles	O
,	O
so	O
when	O
the	O
game	O
was	O
ported	O
to	O
the	O
PC	O
Engine	O
and	O
Saturn	B-Device
,	O
the	O
cutscenes	O
were	O
completely	O
redrawn	O
to	O
be	O
less	O
graphic	O
,	O
albeit	O
more	O
suggestive	O
.	O
</s>
<s>
The	O
scenes	O
on	O
the	O
Saturn	B-Device
are	O
not	O
visually	O
explicit	O
,	O
but	O
are	O
fully	O
voice	O
acted	O
,	O
including	O
sounds	O
of	O
moans	O
.	O
</s>
<s>
The	O
Saturn	B-Device
version	O
is	O
the	O
most	O
censored	O
.	O
</s>
<s>
They	O
felt	O
the	O
game	O
was	O
enjoyable	O
but	O
ultimately	O
found	O
it	O
to	O
be	O
a	O
weaker	O
offering	O
than	O
other	O
shooters	O
on	O
the	O
system	O
such	O
as	O
Gate	B-Application
of	I-Application
Thunder	I-Application
(	O
1992	O
)	O
.	O
</s>
<s>
Reviewing	O
the	O
Saturn	B-Device
version	O
,	O
Ralph	O
Karels	O
in	O
Video	O
Games	O
magazine	O
wrote	O
that	O
the	O
game	O
was	O
standard	O
shooter	O
fare	O
,	O
and	O
was	O
only	O
worthwhile	O
for	O
those	O
that	O
enjoyed	O
the	O
erotic	O
cutscenes	O
.	O
</s>
<s>
He	O
believed	O
the	O
game	O
could	O
not	O
stand	O
up	O
to	O
the	O
likes	O
of	O
Radiant	B-Application
Silvergun	I-Application
and	O
R-Type	B-Application
Delta	I-Application
(	O
both	O
released	O
in	O
1998	O
)	O
,	O
and	O
found	O
the	O
graphics	O
were	O
not	O
much	O
of	O
an	O
improvement	O
over	O
the	O
PC	O
Engine	O
version	O
.	O
</s>
<s>
Four	O
reviewers	O
for	O
Famitsu	O
gave	O
the	O
Saturn	B-Device
version	O
a	O
score	O
of	O
17/40	O
.	O
</s>
<s>
Three	O
reviewers	O
covered	O
the	O
game	O
in	O
Sega	B-Device
Saturn	I-Device
Magazine	O
(	O
Japan	O
)	O
.	O
</s>
<s>
One	O
criticized	O
how	O
the	O
cutscenes	O
would	O
show	O
still	O
images	O
for	O
too	O
long	O
while	O
the	O
voices	O
continued	O
on	O
top	O
,	O
and	O
they	O
compared	O
the	O
game	O
to	O
old	O
eroge	B-Application
for	O
personal	O
computers	O
.	O
</s>
<s>
Superjuegos	O
noted	O
that	O
aside	O
from	O
the	O
erotic	O
content	O
,	O
the	O
game	O
ca	O
n't	O
compete	O
in	O
terms	O
of	O
graphics	O
or	O
gameplay	O
to	O
games	O
like	O
Radiant	B-Application
Silvergun	I-Application
or	O
Galactic	B-Device
Attack	I-Device
.	O
</s>
<s>
He	O
deemed	O
the	O
Saturn	B-Device
version	O
the	O
best	O
because	O
of	O
the	O
improved	O
graphics	O
and	O
gameplay	O
,	O
and	O
the	O
PC	O
Engine	O
version	O
the	O
worst	O
because	O
of	O
cut	O
content	O
and	O
slower	O
gameplay	O
.	O
</s>
<s>
He	O
believed	O
the	O
Saturn	B-Device
version	O
was	O
better	O
than	O
most	O
Raiden	O
games	O
,	O
worse	O
than	O
Dodonpachi	B-Application
and	O
Terra	B-Application
Diver	I-Application
(	O
both	O
1997	O
)	O
,	O
and	O
about	O
on	O
par	O
with	O
Batsugun	B-Application
(	O
1996	O
)	O
.	O
</s>
