<s>
Armed	O
with	O
her	O
special	O
katana	B-Operating_System
,	O
Saya	O
embarks	O
on	O
a	O
journey	O
with	O
her	O
family	O
,	O
friends	O
,	O
allies	O
,	O
and	O
her	O
chevalier	O
Haji	O
,	O
to	O
rid	O
the	O
world	O
of	O
the	O
Chiropteran	O
threat	O
and	O
recover	O
her	O
identity	O
.	O
</s>
<s>
Two	O
Sony	B-Device
PlayStation	I-Device
2	I-Device
video	O
games	O
have	O
been	O
created	O
that	O
are	O
based	O
on	O
the	O
Blood+	O
series	O
.	O
</s>
<s>
Both	O
games	O
are	O
currently	O
only	O
available	O
in	O
Japan	O
and	O
have	O
not	O
been	O
licensed	O
for	O
release	O
in	O
any	O
other	O
countries.Blood	O
+	O
:	O
One	O
Night	O
Kiss	O
,	O
from	O
Namco	O
Bandai	O
Games	O
and	O
Grasshopper	O
Manufacture	O
,	O
is	O
an	O
action-adventure	O
game	O
that	O
was	O
originally	O
released	O
on	O
August	O
30	O
,	O
2006	O
.	O
</s>
<s>
The	O
cel-shaded	O
graphics	O
based	O
on	O
those	O
of	O
Suda	O
's	O
earlier	O
title	O
Killer7	B-Application
using	O
a	O
custom-built	O
engine	O
for	O
the	O
PlayStation	B-Device
2	I-Device
,	O
while	O
the	O
purely	O
urban	O
setting	O
was	O
settled	O
on	O
by	O
Suda	O
as	O
a	O
return	O
to	O
the	O
setting	O
of	O
his	O
earlier	O
game	O
Moonlight	B-Application
Syndrome	I-Application
.	O
</s>
<s>
Set	O
during	O
the	O
year	O
between	O
episodes	O
32	O
and	O
33	O
,	O
after	O
Riku	O
's	O
death	O
,	O
the	O
game	O
alternates	O
between	O
an	O
"	O
Active	O
Demo	O
"	O
section	O
where	O
the	O
player	O
can	O
make	O
decisions	O
that	O
change	O
the	O
story	O
line	O
,	O
and	O
full	O
action	B-Application
sequences	O
where	O
the	O
player	O
,	O
as	O
Saya	O
,	O
fights	O
with	O
her	O
sword	O
to	O
collect	O
chiropteran	O
crystals	O
.	O
</s>
<s>
In	O
addition	O
to	O
the	O
two	O
PS2	B-Device
games	O
,	O
Sony	O
Entertainment	O
released	O
the	O
PSP	B-Operating_System
game	O
on	O
September	O
7	O
,	O
2006	O
.	O
</s>
