<s>
It	O
has	O
seen	O
five	O
installments	O
to	O
date	O
and	O
has	O
been	O
ported	O
to	O
several	O
video	B-Device
game	I-Device
consoles	I-Device
.	O
</s>
<s>
Released	O
between	O
1995	O
and	O
1996	O
for	O
arcades	O
,	O
Sega	B-Device
Saturn	I-Device
,	O
and	O
PC	O
.	O
</s>
<s>
The	O
Saturn	B-Device
version	O
of	O
the	O
game	O
is	O
one	O
of	O
few	O
games	O
that	O
supports	O
the	O
SEGA	O
Net	O
on	O
the	O
console	O
.	O
</s>
<s>
v3.3	O
(	O
Arcade	O
)	O
,	O
v3.3s	O
(	O
Sega	B-Device
Saturn	I-Device
)	O
and	O
v.3.3w	O
(	O
Windows	B-Application
PC	I-Application
)	O
,	O
among	O
others	O
.	O
</s>
<s>
Released	O
between	O
1998	O
and	O
2000	O
for	O
arcades	O
and	O
Sega	B-Operating_System
Dreamcast	I-Operating_System
,	O
with	O
special	O
peripheral	O
device	O
,	O
the	O
Twin	O
Sticks	O
,	O
and	O
in	O
2009	O
for	O
Microsoft	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
's	O
Xbox	B-Device
Live	I-Device
Arcade	I-Device
service	O
.	O
</s>
<s>
The	O
US	O
release	O
of	O
VOOT	O
on	O
Dreamcast	B-Operating_System
had	O
many	O
features	O
locked	O
for	O
unknown	O
reasons	O
,	O
such	O
as	O
Cable	O
Versus	O
and	O
Custom	O
Virtuaroid	B-Application
,	O
and	O
the	O
game	O
was	O
not	O
released	O
in	O
Europe	O
.	O
</s>
<s>
Later	O
versions	O
for	O
the	O
arcade	O
incorporated	O
a	O
VMU	O
slot	O
for	O
imported	O
colours	O
created	O
on	O
the	O
Japanese	O
version	O
of	O
VOOT	O
on	O
Sega	B-Operating_System
Dreamcast	I-Operating_System
.	O
</s>
<s>
v5.2	O
(	O
Early	O
Arcade	O
)	O
,	O
v5.4	O
(	O
Arcade	O
)	O
,	O
v.5.45	O
(	O
Sega	B-Operating_System
Dreamcast	I-Operating_System
)	O
,	O
v5.6	O
(	O
Rare	O
Bonus	O
disc	O
addon	O
)	O
and	O
5.66	O
(	O
Late	O
Arcade	O
and	O
Xbox	B-Operating_System
360	I-Operating_System
XBLA	B-Device
)	O
.	O
</s>
<s>
The	O
game	O
is	O
later	O
released	O
on	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
on	O
December	O
22	O
,	O
2010	O
.	O
</s>
<s>
First	O
released	O
in	O
Japan	O
and	O
the	O
United	O
States	O
in	O
2003	O
for	O
the	O
PlayStation	B-Device
2	I-Device
,	O
and	O
was	O
rereleased	O
on	O
PlayStation	B-Operating_System
3	I-Operating_System
in	O
Japan	O
in	O
2013	O
.	O
</s>
<s>
It	O
uses	O
the	O
VO	O
:	O
Force	O
rules	O
for	O
gameplay	O
and	O
graphics	O
,	O
and	O
is	O
the	O
first	O
Virtual	B-Application
On	I-Application
game	O
to	O
have	O
a	O
single	O
player	O
story	O
mode	O
,	O
which	O
follows	O
on	O
with	O
the	O
Virtual-On	B-Application
universe	O
.	O
</s>
<s>
As	O
the	O
PlayStation	B-Device
2	I-Device
has	O
no	O
official	O
Twin	O
Sticks	O
,	O
the	O
game	O
's	O
controls	O
rely	O
on	O
the	O
DualShock	B-Device
controllers	O
(	O
this	O
was	O
corrected	O
in	O
PS3	B-Operating_System
rerelease	O
with	O
twin-stick	O
peripheral	O
configuration	O
)	O
.	O
</s>
<s>
As	O
inclusion	O
of	O
story	O
mode	O
,	O
this	O
game	O
is	O
regarded	O
more	O
as	O
an	O
action-adventure	O
game	O
than	O
simply	O
an	O
action	B-Application
game	I-Application
.	O
</s>
<s>
First	O
released	O
in	O
Japan	O
for	O
the	B-Operating_System
PlayStation	I-Operating_System
4	I-Operating_System
and	O
PlayStation	B-Device
Vita	I-Device
in	O
2018	O
.	O
</s>
<s>
The	O
game	O
is	O
a	O
collaboration	O
between	O
Sega	O
and	O
Dengeki	O
Bunko	O
,	O
featuring	O
characters	O
from	O
Kazuma	O
Kamachi	O
's	O
light	O
novel	O
series	O
A	B-Application
Certain	I-Application
Magical	I-Application
Index	I-Application
.	O
</s>
<s>
Virtual-On	B-Application
features	O
mecha	O
called	O
Virtuaroids	B-Application
,	O
or	O
VRs	O
,	O
that	O
are	O
large	O
robots	O
the	O
player	O
controls	O
in	O
battles	O
against	O
enemy	O
VRs	O
,	O
and	O
its	O
twin-stick	O
control	O
,	O
in	O
which	O
two	O
joysticks	O
,	O
complemented	O
by	O
an	O
array	O
of	O
controls	O
,	O
are	O
used	O
by	O
players	O
.	O
</s>
<s>
Additionally	O
,	O
in	O
the	O
plot	O
of	O
the	O
first	O
game	O
,	O
Virtual	B-Application
On	I-Application
:	I-Application
Cyber	I-Application
Troopers	I-Application
,	O
the	O
Virtual-On	B-Application
'	O
s	O
arcade	O
machine	O
is	O
actually	O
a	O
remote	O
operation	O
device	O
sent	O
from	O
the	O
future	O
in	O
search	O
of	O
"	O
Virtual-On	B-Application
Positive	O
"	O
(	O
VO+	O
)	O
pilots	O
.	O
</s>
<s>
The	O
first	O
plastic	O
model	O
series	O
based	O
on	O
Virtuaroid	B-Application
was	O
released	O
shortly	O
before	O
Japanese	O
release	O
of	O
Oratorio	O
Tangram	O
,	O
and	O
were	O
made	O
by	O
Wave	O
Corporation	O
.	O
</s>
<s>
These	O
Virtuaroid	B-Application
models	O
are	O
borrowed	O
from	O
Operation	O
Moongate	O
as	O
well	O
as	O
Oratorio	O
Tangram	O
,	O
One	O
Man	O
Rescue	O
and	O
Fragmentary	O
Passage	O
.	O
</s>
<s>
These	O
models	O
were	O
also	O
made	O
by	O
Kotobukiya	O
,	O
which	O
is	O
well	O
known	O
for	O
making	O
plastic	O
models	O
of	O
Medabots	B-Device
anime	O
and	O
manga	O
series	O
.	O
</s>
<s>
Hasegawa	O
Corporation	O
also	O
manufactures	O
the	O
plastic	O
model	O
kits	O
of	O
Virtuaroids	B-Application
from	O
Cyber	B-Application
Troopers	I-Application
Virtual-On	I-Application
Force	I-Application
and	O
Marz	B-Application
video	O
games	O
.	O
</s>
<s>
Some	O
Virtuaroids	B-Application
,	O
which	O
were	O
originally	O
available	O
only	O
in	O
a	O
few	O
version	O
,	O
were	O
expanded	O
to	O
including	O
spinoffs	O
,	O
such	O
as	O
Virtuaroid	B-Application
Guarayakha	O
with	O
special	O
equipment	O
,	O
and	O
more	O
alternate-colored	O
versions	O
of	O
some	O
Virtuaroids	B-Application
.	O
</s>
<s>
As	O
of	O
2014	O
,	O
plastic	O
models	O
of	O
Virtual	B-Application
On	I-Application
franchise	O
are	O
still	O
in	O
production	O
.	O
</s>
<s>
The	O
Virtuaroids	B-Application
Temjin	O
747J	O
,	O
Ahparmd	O
the	O
HA-T	O
and	O
Fei-Yen	O
the	O
Knight	O
from	O
the	O
Virtual-On	B-Application
series	O
appeared	O
in	O
the	O
Japanese	O
,	O
turn-based	O
strategy	O
game	O
Super	O
Robot	O
Wars	O
Alpha	O
3	O
.	O
</s>
<s>
Of	O
note	O
about	O
the	O
game	O
is	O
that	O
if	O
the	O
other	O
pilots	O
in	O
the	O
game	O
remove	O
their	O
suits	O
,	O
approach	O
the	O
Virtuaroids	B-Application
and	O
try	O
to	O
speak	O
to	O
their	O
pilots	O
,	O
the	O
Virtuaroids	B-Application
would	O
say	O
that	O
they	O
were	O
being	O
remote-piloted	O
by	O
pilots	O
in	O
another	O
plane	O
or	O
dimension	O
.	O
</s>
<s>
In	O
the	O
PSP	B-Operating_System
rhythm-action	O
game	O
Hatsune	B-Application
Miku	I-Application
:	I-Application
Project	I-Application
DIVA	I-Application
Extend	I-Application
,	O
the	O
third	O
game	O
in	O
the	O
Project	B-Application
DIVA	I-Application
series	O
,	O
one	O
of	O
the	O
available	O
outfits	O
for	O
Miku	O
to	O
wear	O
was	O
based	O
on	O
Fei-Yen	O
.	O
</s>
<s>
A	O
reference	O
to	O
Virtual	B-Application
On	I-Application
can	O
be	O
found	O
in	O
21st	O
episode	O
of	O
Hyōka	O
anime	O
,	O
where	O
Hōtarō	O
and	O
Satoshi	O
play	O
the	O
Operation	O
Moongate	O
with	O
the	O
Virtuaroids	B-Application
Raiden	O
and	O
Viper	O
II	O
respectively	O
.	O
</s>
<s>
An	O
emulated	O
version	O
of	O
the	O
original	O
Virtual	B-Application
On	I-Application
arcade	O
game	O
can	O
be	O
played	O
at	O
the	O
in-game	O
arcade	O
in	O
Yakuza	B-Application
Kiwami	I-Application
2	I-Application
.	O
</s>
<s>
The	O
visual	O
novels	O
Kimi	B-Application
ga	I-Application
Nozomu	I-Application
Eien	I-Application
and	O
Muv-Luv	B-Application
features	O
a	O
nearly	O
identical	O
version	O
instead	O
called	O
Cyber	O
Legion	O
Valgern	O
On	O
.	O
</s>
