<s>
was	O
a	O
2012	B-Application
rhythm	O
game	O
created	O
by	O
Sega	O
and	O
Crypton	O
Future	O
Media	O
for	O
the	O
iOS	B-Application
operating	O
system	O
for	O
iPhone	B-Device
,	O
iPad	B-Device
and	O
iPod	B-Device
Touch	I-Device
.	O
</s>
<s>
The	O
game	O
was	O
a	O
spin-off	O
of	O
the	O
Hatsune	B-Application
Miku	I-Application
:	I-Application
Project	I-Application
DIVA	I-Application
series	O
of	O
Vocaloid	B-Application
rhythm	O
games	O
and	O
was	O
released	O
in	O
Japan	O
on	O
March	O
9	O
,	O
2012	B-Application
and	O
internationally	O
on	O
April	O
9	O
,	O
2012	B-Application
.	O
</s>
<s>
Like	O
the	O
original	O
the	O
game	O
primarily	O
makes	O
use	O
of	O
Vocaloids	B-Application
,	O
a	O
series	O
of	O
singing	O
synthesizer	O
software	O
,	O
and	O
the	O
songs	O
created	O
using	O
these	O
vocaloids	B-Application
most	O
notably	O
the	O
virtual-diva	O
Vocaloid	B-Application
Hatsune	O
Miku	O
.	O
</s>
<s>
Miku	B-Operating_System
Flick	I-Operating_System
was	O
the	O
first	O
game	O
in	O
the	O
Project	O
Diva	O
series	O
to	O
ever	O
be	O
released	O
outside	O
Japan	O
in	O
English	O
.	O
</s>
<s>
A	O
sequel	O
to	O
the	O
game	O
,	O
named	O
Miku	B-Operating_System
Flick/02	I-Operating_System
was	O
released	O
on	O
August	O
10	O
,	O
2012	B-Application
.	O
</s>
<s>
On	O
September	O
29	O
,	O
2017	O
,	O
the	O
game	O
ended	O
its	O
service	O
and	O
was	O
removed	O
from	O
the	O
App	B-Application
Store	I-Application
,	O
with	O
the	O
official	O
website	O
stating	O
"	O
various	O
circumstances	O
beyond	O
our	O
control	O
"	O
as	O
the	O
reason	O
.	O
</s>
<s>
This	O
was	O
the	O
first	O
game	O
in	O
the	O
series	O
to	O
not	O
feature	O
any	O
other	O
Vocaloids	B-Application
apart	O
from	O
Hatsune	O
Miku	O
.	O
</s>
<s>
It	O
was	O
also	O
the	O
first	O
game	O
not	O
to	O
use	O
Promotional	O
Videos	O
(	O
PVs	O
)	O
rendered	O
in	O
real-time	O
,	O
instead	O
the	O
game	O
's	O
PVs	O
are	O
pre-rendered	O
with	O
graphics	O
of	O
Project	B-Application
DIVA	I-Application
Arcade	I-Application
.	O
</s>
<s>
If	O
players	O
manage	O
to	O
clear	O
The	O
Disappearance	O
of	O
Hatsune	O
Miku	O
-DEAD	O
END	O
-	O
on	O
Normal	O
or	O
Hard	O
mode	O
just	O
after	O
the	O
credits	O
,	O
Magical	B-Application
Sound	I-Application
Shower	I-Application
is	O
unlocked	O
,	O
leaving	O
the	O
player	O
with	O
a	O
total	O
of	O
14	O
songs	O
.	O
</s>
