<s>
The	O
is	O
a	O
ROM	B-Protocol
cartridge	I-Protocol
in	O
the	O
form	O
of	O
a	O
card	O
,	O
designed	O
by	O
Hudson	O
Soft	O
for	O
NEC	O
's	O
PC	B-General_Concept
Engine	I-General_Concept
and	O
PC	B-General_Concept
Engine	I-General_Concept
SuperGrafx	I-General_Concept
video	B-Device
game	I-Device
consoles	I-Device
,	O
which	O
were	O
originally	O
released	O
in	O
1987	O
and	O
1989	O
,	O
respectively	O
.	O
</s>
<s>
In	O
the	O
United	O
States	O
,	O
where	O
the	O
PC	B-General_Concept
Engine	I-General_Concept
was	O
marketed	O
as	O
the	O
TurboGrafx-16	B-General_Concept
,	O
the	O
HuCard	B-Device
is	O
alternately	O
called	O
the	O
TurboChip	B-Device
.	O
</s>
<s>
The	O
HuCard	B-Device
is	O
an	O
evolution	O
from	O
an	O
earlier	O
Hudson	O
Soft	O
technology	O
,	O
the	O
Bee	O
Card	O
,	O
which	O
it	O
developed	O
in	O
the	O
early	O
1980s	O
as	O
a	O
distribution	O
medium	O
for	O
MSX	B-Operating_System
computer	B-Application
software	I-Application
.	O
</s>
<s>
The	O
Bee	O
Card	O
is	O
an	O
EEPROM	B-General_Concept
device	O
that	O
is	O
slightly	O
thinner	O
than	O
the	O
HuCard	B-Device
.	O
</s>
<s>
It	O
has	O
32	O
connectors	O
whereas	O
the	O
HuCard	B-Device
has	O
38	O
.	O
</s>
<s>
Most	O
video	B-Protocol
game	I-Protocol
cartridges	I-Protocol
have	O
a	O
large	O
plastic	O
housing	O
to	O
protect	O
the	O
PCB	O
while	O
providing	O
enough	O
space	O
inside	O
for	O
radiant	O
heat	O
and	O
,	O
less	O
often	O
,	O
a	O
button	B-Algorithm
cell	I-Algorithm
.	O
</s>
<s>
The	O
PCB	O
in	O
a	O
HuCard	B-Device
or	O
Bee	O
Card	O
is	O
protected	O
by	O
a	O
rigid	O
,	O
glossy	O
polymer	O
that	O
conducts	O
heat	O
;	O
since	O
the	O
PC	B-General_Concept
Engine	I-General_Concept
and	O
TurboGrafx-16	B-General_Concept
leave	O
one	O
side	O
of	O
the	O
card	O
partially	O
exposed	O
while	O
inserted	O
in	O
the	O
console	O
,	O
heat	O
disperses	O
with	O
less	O
obstruction	O
.	O
</s>
<s>
Hudson	O
Soft	O
,	O
NEC	O
,	O
and	O
other	O
vendors	O
published	O
seven	O
HuCard	B-Device
games	O
specifically	O
for	O
the	O
PC	B-General_Concept
Engine	I-General_Concept
SuperGrafx	I-General_Concept
.	O
</s>
<s>
Hudson	O
Soft	O
called	O
this	O
enhanced	O
medium	O
the	O
Super	O
HuCard	B-Device
.	O
</s>
<s>
Video	O
game	O
developers	O
made	O
new	O
releases	O
on	O
HuCard	B-Device
until	O
December	O
1994	O
,	O
when	O
21	O
Emon	O
:	O
Mezase	O
!	O
</s>
<s>
Hotel	O
Ō	O
was	O
released	O
in	O
Japan	O
for	O
the	O
PC	B-General_Concept
Engine	I-General_Concept
.	O
</s>
<s>
Atlantean	O
,	O
an	O
independent	O
game	O
released	O
on	O
a	O
HuCard	B-Device
,	O
was	O
made	O
available	O
in	O
August	O
2014	O
.	O
</s>
