<s>
Robot	B-Application
Alchemic	I-Application
Drive	I-Application
,	O
also	O
known	O
as	O
R.A.D.	O
,	O
and	O
known	O
in	O
Japan	O
as	O
is	O
a	O
PlayStation	B-Device
2	I-Device
video	O
game	O
developed	O
by	O
Sandlot	O
and	O
published	O
by	O
Enix	O
.	O
</s>
<s>
As	O
such	O
,	O
Robot	B-Application
Alchemic	I-Application
Drive	I-Application
features	O
many	O
of	O
the	O
same	O
gameplay	O
elements	O
as	O
other	O
Sandlot	O
games	O
.	O
</s>
<s>
Yui	O
's	O
pink	O
and	O
yellow	O
outfit	O
is	O
expressly	O
said	O
in	O
the	O
manual	O
to	O
be	O
a	O
tribute	O
to	O
the	O
heroines	O
of	O
those	O
shows	O
,	O
and	O
Vavel	O
's	O
Lava	O
Stream	O
attack	O
is	O
based	O
on	O
Mazinger	B-Application
Z	I-Application
's	O
Breast	O
Fire	O
attack	O
,	O
even	O
including	O
the	O
biceps-flexing	O
pose	O
usually	O
performed	O
when	O
the	O
weapon	O
was	O
used	O
.	O
</s>
<s>
Her	O
outlandish	O
attire	O
comes	O
from	O
her	O
love	O
of	O
robots	O
,	O
particularly	O
the	O
popular	O
super	O
robot	O
anime	O
and	O
live	O
action	B-Application
shows	O
in	O
the	O
1970s	O
.	O
</s>
<s>
Robot	B-Application
Alchemic	I-Application
Drive	I-Application
was	O
developed	O
by	O
Sandlot	O
,	O
a	O
company	O
created	O
by	O
former	O
employees	O
of	O
Human	O
Entertainment	O
.	O
</s>
<s>
The	O
characters	O
of	O
the	O
game	O
were	O
designed	O
by	O
Toshihiro	O
Kawamoto	O
,	O
the	O
character	O
designer	O
of	O
the	O
Cowboy	B-Application
Bebop	I-Application
anime	O
series	O
.	O
</s>
<s>
Development	O
of	O
Robot	B-Application
Alchemic	I-Application
Drive	I-Application
took	O
approximately	O
16	O
to	O
18	O
months	O
to	O
complete	O
.	O
</s>
<s>
The	O
game	O
was	O
aimed	O
at	O
both	O
casual	O
and	O
hardcore	O
gamers	O
,	O
as	O
well	O
as	O
fans	O
of	O
action	B-Application
games	I-Application
and	O
robot	O
games	O
.	O
</s>
<s>
The	O
game	O
received	O
"	O
generally	O
favorable	O
reviews	O
"	O
according	O
to	O
the	O
review	B-Application
aggregation	I-Application
website	O
Metacritic	O
.	O
</s>
<s>
By	O
its	O
second	O
week	O
of	O
sale	O
in	O
Japan	O
,	O
Robot	B-Application
Alchemic	I-Application
Drive	I-Application
had	O
sold	O
17,888	O
copies	O
.	O
</s>
