<s>
The	O
Atomiswave	B-Application
is	O
a	O
custom	O
arcade	O
system	O
board	O
and	O
cabinet	O
from	O
Sammy	O
Corporation	O
.	O
</s>
<s>
It	O
is	O
based	O
on	O
Sega	O
's	O
Dreamcast	B-Operating_System
console	O
,	O
sharing	O
similarities	O
with	O
the	O
NAOMI	O
,	O
</s>
<s>
as	O
far	O
as	O
it	O
uses	O
interchangeable	O
game	B-Protocol
cartridges	I-Protocol
,	O
as	O
well	O
as	O
a	O
removable	O
module	O
for	O
changing	O
the	O
control	O
scheme	O
(	O
including	O
dual	O
joysticks	B-Device
,	O
dual	O
light	B-Device
guns	I-Device
and	O
a	O
steering	O
wheel	O
)	O
,	O
but	O
unlike	O
the	O
NAOMI	O
,	O
the	O
Atomiswave	B-Application
does	O
not	O
feature	O
expanded	O
RAM	O
compared	O
to	O
the	B-Operating_System
Dreamcast	I-Operating_System
.	O
</s>
<s>
With	O
the	O
retirement	O
of	O
the	O
aging	O
Neo	B-Application
Geo	I-Application
MVS	I-Application
system	O
,	O
SNK	O
Playmore	O
chose	O
the	O
Atomiswave	B-Application
as	O
its	O
next	O
system	O
to	O
develop	O
games	O
for	O
.	O
</s>
<s>
In	O
a	O
contract	O
with	O
Sammy	O
,	O
SNK	O
Playmore	O
agreed	O
to	O
develop	O
five	O
games	O
for	O
the	O
Atomiswave	B-Application
system	O
.	O
</s>
<s>
Metal	B-Application
Slug	I-Application
6	I-Application
was	O
SNK	O
Playmore	O
's	O
fifth	O
game	O
for	O
the	O
Atomiswave	B-Application
,	O
after	O
which	O
SNK	O
moved	O
on	O
to	O
a	O
Taito	O
Type	B-Application
X2	I-Application
arcade	O
board	O
.	O
</s>
<s>
In	O
Japan	O
,	O
the	O
Atomiswave	B-Application
was	O
able	O
to	O
connect	O
via	O
a	O
special	O
modem	O
to	O
the	O
AW-Net	O
online	O
system	O
set	O
up	O
by	O
Sammy	O
.	O
</s>
<s>
AW-Net	O
was	O
discontinued	O
on	O
30	O
November	O
2006	O
following	O
the	O
merger	O
of	O
Sammy	O
and	O
Sega	O
;	O
the	O
follow-up	O
system	O
was	O
ALL.Net	B-Application
.	O
</s>
