<s>
is	O
a	O
1997	B-Application
scrolling	O
shooter	O
arcade	O
game	O
by	O
Seibu	O
Kaihatsu	O
.	O
</s>
<s>
It	O
is	O
the	O
direct	O
sequel	B-Language
to	O
Raiden	B-Application
Fighters	I-Application
,	O
which	O
is	O
a	O
spin-off	O
of	O
the	O
Raiden	O
scrolling	O
shooter	O
video	O
game	O
franchise	O
.	O
</s>
<s>
It	O
is	O
followed	O
by	O
Raiden	B-Application
Fighters	I-Application
Jet	I-Application
,	O
the	O
third	O
game	O
in	O
the	O
series	O
.	O
</s>
<s>
Raiden	B-Application
Fighters	I-Application
2	I-Application
has	O
simplistic	O
controls	O
typical	O
of	O
shoot	O
'	O
em	O
up	O
games	O
.	O
</s>
<s>
A	O
new	O
feature	O
introduced	O
in	O
Raiden	B-Application
Fighters	I-Application
2	I-Application
is	O
the	O
Hybrid	O
Attack	O
,	O
available	O
only	O
during	O
a	O
two-player	O
game	O
.	O
</s>
<s>
This	O
game	O
includes	O
seven	O
aircraft	O
,	O
which	O
are	O
retooled	O
versions	O
of	O
the	O
Raiden	B-Application
Fighters	I-Application
craft	O
.	O
</s>
<s>
Unlockable	O
fighters	O
include	O
the	O
Miclus	O
and	O
Fairy	O
(	O
both	O
collectible	O
score	O
items	O
in	O
the	O
Raiden	O
and	O
Raiden	B-Application
Fighters	I-Application
series	O
)	O
.	O
</s>
<s>
Introduced	O
in	O
this	O
game	O
are	O
the	O
second-player	O
colored	O
variation	O
of	O
the	O
Raiden	B-Application
mk-II	I-Application
and	O
Judge	B-Application
Spear	I-Application
,	O
dubbed	O
the	O
Raiden	O
mk-IIβ	O
and	O
Blue	O
Javelin	O
respectively	O
,	O
each	O
with	O
different	O
weaponry	O
and	O
attributes	O
than	O
their	O
counterparts	O
.	O
</s>
<s>
All	O
but	O
two	O
of	O
the	O
hidden	O
craft	O
in	O
this	O
game	O
reappear	O
in	O
the	O
sequel	B-Language
Raiden	B-Application
Fighters	I-Application
Jet	I-Application
.	O
</s>
<s>
Raiden	B-Application
Fighters	I-Application
2	I-Application
takes	O
place	O
four	O
years	O
after	O
the	O
events	O
of	O
the	O
first	O
game	O
.	O
</s>
<s>
The	O
music	O
of	O
Raiden	B-Application
Fighters	I-Application
2	I-Application
is	O
composed	O
in	O
the	O
techno	O
style	O
with	O
some	O
instances	O
of	O
drum	O
and	O
bass	O
(	O
the	O
theme	O
of	O
the	O
boss	O
stages	O
)	O
.	O
</s>
<s>
His	O
past	O
works	O
include	O
the	O
soundtracks	O
of	O
Raiden	B-Application
II	I-Application
,	O
parts	O
of	O
Raiden	B-Application
DX	I-Application
,	O
Viper	B-Application
Phase	I-Application
1	I-Application
,	O
Senkyu	B-Application
(	O
Battle	O
Balls	O
in	O
the	O
USA	O
)	O
,	O
and	O
the	O
first	O
Raiden	B-Application
Fighters	I-Application
.	O
</s>
<s>
The	O
later	O
Raiden	B-Application
Fighters	I-Application
2	I-Application
-	O
2000	O
Operation	O
Hell	O
Dive	O
clone	O
runs	O
on	O
cheaper	O
hardware	O
and	O
features	O
notoriously	O
inferior	O
sound	O
than	O
the	O
original	O
.	O
</s>
<s>
In	O
Japan	O
,	O
Game	O
Machine	O
listed	O
Raiden	B-Application
Fighters	I-Application
2	I-Application
on	O
their	O
February	O
1	O
,	O
1998	O
issue	O
as	O
being	O
the	O
eleventh	O
most-successful	O
arcade	O
game	O
of	O
the	O
month	O
.	O
</s>
