<s>
is	O
a	O
1989	O
arcade	B-Application
video	I-Application
game	I-Application
developed	O
by	O
Taito	O
.	O
</s>
<s>
It	O
is	O
the	O
direct	O
sequel	O
to	O
the	O
1987	O
Darius	B-Application
.	O
</s>
<s>
It	O
was	O
later	O
released	O
as	O
in	O
Japan	O
in	O
1991	O
for	O
the	O
Game	B-Device
Boy	I-Device
as	O
well	O
as	O
non-Japanese	O
ports	O
.	O
</s>
<s>
A	O
remake	O
was	O
released	O
for	O
the	O
PC	B-General_Concept
Engine	I-General_Concept
Super	B-General_Concept
CD-ROM²	I-General_Concept
as	O
in	O
1993	O
.	O
</s>
<s>
The	O
game	O
is	O
set	O
in	O
the	O
inner	O
half	O
of	O
the	O
Solar	O
System	O
,	O
and	O
has	O
the	O
same	O
branching	O
level	O
structure	O
as	O
Darius	B-Application
.	O
</s>
<s>
Similar	O
to	O
the	O
first	O
Darius	B-Application
game	O
,	O
Darius	B-Application
II	I-Application
was	O
programmed	O
for	O
multiple	O
screens	O
;	O
while	O
a	O
three-screen	O
version	O
like	O
the	O
original	O
exists	O
,	O
Darius	B-Application
II	I-Application
is	O
more	O
commonly	O
and	O
generally	O
represented	O
as	O
a	O
two-screen	O
game	O
.	O
</s>
<s>
Acquiring	O
these	O
power-ups	O
and	O
the	O
upgrade	O
path	O
is	O
completely	O
different	O
from	O
Darius	B-Application
:	O
a	O
formation	O
of	O
a	O
specific	O
enemy	O
must	O
be	O
completely	O
destroyed	O
(	O
and	O
a	O
given	O
formation	O
may	O
not	O
have	O
a	O
powerup	O
)	O
,	O
and	O
every	O
single	O
powerup	O
now	O
grants	O
some	O
kind	O
of	O
upgrade	O
.	O
</s>
<s>
Another	O
new	O
feature	O
in	O
Darius	B-Application
II	I-Application
is	O
the	O
appearance	O
of	O
minibosses	O
known	O
as	O
"	O
captains	O
"	O
;	O
large	O
enemies	O
that	O
appear	O
somewhere	O
in	O
the	O
level	O
before	O
the	O
main	O
boss	O
.	O
</s>
<s>
In	O
Darius	B-Application
II	I-Application
,	O
these	O
are	O
all	O
smaller	O
versions	O
of	O
bosses	O
from	O
the	O
first	O
game	O
,	O
with	O
similar	O
abilities	O
.	O
</s>
<s>
Darius	B-Application
II	I-Application
takes	O
place	O
sometime	O
after	O
the	O
first	O
Darius	B-Application
game	O
.	O
</s>
<s>
The	O
colonized	O
planet	O
Darius	B-Application
is	O
recuperating	O
from	O
its	O
invasion	O
from	O
the	O
alien	O
Belser	O
Army	O
thanks	O
to	O
that	O
game	O
's	O
heroes	O
Proco	O
and	O
Tiat	O
.	O
</s>
<s>
Darius	B-Application
 '	O
inhabitants	O
have	O
since	O
situated	O
themselves	O
on	O
the	O
planet	O
Olga	O
while	O
Darius	B-Application
 '	O
societies	O
,	O
architecture	O
and	O
attacked	O
areas	O
were	O
being	O
repaired	O
.	O
</s>
<s>
The	O
space	O
flight	O
Headquarters	O
established	O
on	O
Olga	O
picks	O
up	O
an	O
SOS	B-Operating_System
signal	O
coming	O
from	O
Earth	O
,	O
where	O
the	O
first	O
colonists	O
originated	O
before	O
colonizing	O
Darius	B-Application
.	O
</s>
<s>
Suspecting	O
that	O
these	O
might	O
be	O
their	O
remaining	O
Earthling	O
ancestors	O
,	O
the	O
people	O
of	O
Darius	B-Application
sends	O
both	O
Proco	O
Jr.	O
and	O
Tiat	O
Young	O
to	O
help	O
them	O
.	O
</s>
<s>
A	O
Mega	B-Operating_System
Drive	I-Operating_System
conversion	O
was	O
released	O
in	O
Japan	O
in	O
1990	O
;	O
it	O
was	O
later	O
released	O
for	O
the	O
Genesis	O
in	O
the	O
United	O
States	O
and	O
Brazil	O
in	O
1991	O
,	O
where	O
it	O
was	O
renamed	O
Sagaia	B-Application
.	O
</s>
<s>
A	O
Master	O
System	O
conversion	O
,	O
developed	O
by	O
Natsume	O
,	O
was	O
released	O
in	O
Europe	O
and	O
Brazil	O
in	O
1992	O
,	O
also	O
titled	O
Sagaia	B-Application
.	O
</s>
<s>
It	O
is	O
somewhat	O
based	O
on	O
the	O
Mega	B-Operating_System
Drive	I-Operating_System
port	O
,	O
and	O
while	O
Tiat	O
Young	O
and	O
her	O
abilities	O
are	O
still	O
present	O
(	O
though	O
even	O
more	O
limited	O
)	O
,	O
many	O
zones	O
(	O
and	O
thus	O
bosses	O
)	O
have	O
been	O
completely	O
removed	O
.	O
</s>
<s>
The	O
Super	B-General_Concept
CD-ROM²	I-General_Concept
version	O
features	O
an	O
entirely	O
new	O
set	O
of	O
bosses	O
,	O
major	O
changes	O
to	O
levels	O
,	O
and	O
a	O
fully	O
arranged	O
soundtrack	O
including	O
new	O
songs	O
.	O
</s>
<s>
In	O
1996	O
,	O
a	O
port	O
of	O
the	O
arcade	O
version	O
itself	O
was	O
released	O
in	O
Japan	O
and	O
Europe	O
for	O
the	O
Sega	B-Device
Saturn	I-Device
,	O
complete	O
with	O
two-player	O
mode	O
and	O
stretchable	O
wide	O
screen	O
modes	O
.	O
</s>
<s>
The	O
arcade	O
version	O
is	O
also	O
available	O
in	O
the	O
Japan-only	O
Taito	O
Memories	O
series	O
of	O
emulation-based	O
compilations	O
.	O
</s>
<s>
In	O
Japan	O
,	O
Game	O
Machine	O
listed	O
Darius	B-Application
II	I-Application
on	O
their	O
November	O
15	O
,	O
1989	O
,	O
issue	O
as	O
being	O
the	O
sixth	O
most-successful	O
upright/cockpit	O
arcade	O
unit	O
of	O
the	O
month	O
.	O
</s>
