<s>
is	O
a	O
real-time	O
pet	O
simulation	O
video	O
game	O
developed	O
and	O
published	O
by	O
Nintendo	O
for	O
the	O
Nintendo	B-Device
DS	I-Device
handheld	B-Application
video	I-Application
game	I-Application
console	I-Application
.	O
</s>
<s>
It	O
has	O
been	O
re-released	O
twice	O
,	O
first	O
as	O
a	O
bundled	O
release	O
with	O
a	O
special	O
edition	O
Nintendo	B-Device
DS	I-Device
with	O
a	O
new	O
version	O
called	O
Nintendogs	B-Application
:	I-Application
Best	I-Application
Friends	I-Application
and	O
later	O
as	O
Nintendogs	B-Application
:	O
Dalmatian	O
&	O
Friends	O
.	O
</s>
<s>
Nintendogs	B-Application
uses	O
the	O
DS	B-Device
's	O
touchscreen	B-Device
and	O
built-in	O
microphone	O
.	O
</s>
<s>
The	O
touch	B-Device
screen	I-Device
allows	O
the	O
player	O
to	O
pet	O
a	O
dog	O
,	O
as	O
well	O
as	O
to	O
use	O
various	O
items	O
that	O
can	O
be	O
found	O
or	O
purchased	O
.	O
</s>
<s>
They	O
may	O
interact	O
with	O
other	O
players	O
in	O
multi-player	O
by	O
using	O
the	O
DS	B-Device
's	O
wireless	O
linkup	O
.	O
</s>
<s>
It	O
also	O
uses	O
the	O
DS	B-Device
's	O
internal	O
clock	O
and	O
calendar	O
to	O
allow	O
the	O
dog	O
to	O
grow	O
hungrier	O
or	O
dirtier	O
based	O
on	O
the	O
elapsed	O
time	O
.	O
</s>
<s>
Nintendogs	B-Application
received	O
critical	O
acclaim	O
and	O
won	O
many	O
awards	O
,	O
including	O
the	O
2006	O
Innovation	O
Award	O
from	O
PC	O
World	O
and	O
Best	O
Handheld	B-Application
Game	I-Application
from	O
the	O
Associated	O
Press	O
.	O
</s>
<s>
All	O
versions	O
of	O
Nintendogs	B-Application
have	O
sold	O
a	O
combined	O
23.96	O
million	O
copies	O
worldwide	O
,	O
making	O
it	O
the	O
second	B-Application
highest-selling	I-Application
game	I-Application
on	O
the	O
Nintendo	B-Device
DS	I-Device
,	O
behind	O
New	B-Application
Super	I-Application
Mario	I-Application
Bros	I-Application
.	I-Application
Because	O
of	O
Nintendogs	B-Application
success	O
,	O
Nintendo	O
has	O
made	O
several	O
related	O
products	O
,	O
including	O
Nintendogs	B-Application
toys	O
and	O
a	O
series	O
of	O
Nintendogs	B-Application
trading	O
cards	O
.	O
</s>
<s>
A	O
sequel	O
,	O
titled	O
Nintendogs	B-Device
+	I-Device
Cats	I-Device
,	O
was	O
released	O
for	O
the	O
Nintendo	B-Operating_System
3DS	I-Operating_System
in	O
2011	O
.	O
</s>
<s>
Nintendogs	B-Application
uses	O
the	O
DS	B-Device
 '	O
touchscreen	B-Device
,	O
where	O
the	O
owner	O
can	O
:	O
play	O
with	O
,	O
train	O
,	O
pet	O
,	O
walk	O
,	O
brush	O
and	O
wash	O
a	O
virtual	O
dog	O
.	O
</s>
<s>
Nintendogs	B-Application
features	O
a	O
variety	O
of	O
contests	O
,	O
which	O
are	O
the	O
player	O
's	O
main	O
method	O
of	O
earning	O
money	O
and	O
trainer	O
points	O
.	O
</s>
<s>
Nintendogs	B-Application
allows	O
users	O
to	O
communicate	O
wirelessly	O
to	O
other	O
Nintendogs	B-Application
users	O
through	O
Bark	O
Mode	O
.	O
</s>
<s>
First	O
publicly	O
mentioned	O
in	O
1997	O
,	O
Shigesato	O
Itoi	O
(	O
designer	O
of	O
EarthBound	B-Application
)	O
,	O
Tsunekazu	O
Ishihara	O
(	O
designer	O
of	O
Pokémon	B-Application
)	O
and	O
Shigeru	O
Miyamoto	O
codeveloped	O
a	O
Nintendo	B-Operating_System
64	I-Operating_System
prototype	O
of	O
a	O
pet	O
creature	O
breeding	O
game	O
called	O
Cabbage	O
.	O
</s>
<s>
Its	O
four-year	O
development	O
was	O
fundamentally	O
enabled	O
by	O
the	O
real-time	O
clock	O
and	O
mass	O
writability	O
introduced	O
in	O
the	O
requisite	O
64DD	B-Device
peripheral	O
"	O
such	O
that	O
even	O
if	O
the	O
power	O
is	O
cut	O
,	O
[	O
the	O
game ]	O
can	O
still	O
raise	O
the	O
creature	O
"	O
and	O
with	O
optionally	O
purchasable	O
enhancement	O
data	O
.	O
</s>
<s>
A	O
subset	O
of	O
creature	O
maintenance	O
functionality	O
is	O
made	O
portable	B-Application
on	O
the	O
Game	O
Boy	O
and	O
can	O
be	O
synchronized	O
back	O
to	O
the	O
64DD	B-Device
disk	O
,	O
via	O
the	O
Transfer	B-Device
Pak	I-Device
.	O
</s>
<s>
However	O
,	O
the	O
conversations	O
and	O
design	O
techniques	O
that	O
popped	O
up	O
when	O
we	O
were	O
making	O
Cabbage	O
are	O
,	O
of	O
course	O
,	O
connected	O
to	O
Nintendogs	B-Application
and	O
other	O
things	O
that	O
we	O
're	O
doing	O
now.	O
"	O
</s>
<s>
The	O
project	O
which	O
ultimately	O
became	O
Nintendogs	B-Application
began	O
as	O
a	O
technical	O
demo	O
on	O
the	O
Nintendo	B-Application
GameCube	I-Application
long	O
before	O
it	O
was	O
considered	O
for	O
the	O
DS	B-Device
.	O
</s>
<s>
It	O
was	O
migrated	O
to	O
the	O
DS	B-Device
when	O
the	O
handheld	B-Application
was	O
still	O
in	O
development	O
.	O
</s>
<s>
The	O
game	O
's	O
producer	O
,	O
Hideki	O
Konno	O
,	O
looking	O
for	O
a	O
game	O
to	O
take	O
full	O
advantage	O
of	O
all	O
of	O
the	O
Nintendo	B-Device
DS	I-Device
's	O
features	O
,	O
decided	O
on	O
a	O
dog	O
simulation	O
game	O
.	O
</s>
<s>
Nintendogs	B-Application
,	O
first	O
called	O
Puppy	B-Application
Times	I-Application
,	O
was	O
originally	O
designed	O
to	O
have	O
fifteen	O
different	O
versions	O
,	O
one	O
for	O
each	O
breed	O
of	O
dog	O
.	O
</s>
<s>
In	O
late	O
2005	O
,	O
Nintendo	O
of	O
America	O
released	O
the	O
first	O
series	O
of	O
Nintendogs	B-Application
"	O
6-Card	O
Fun	O
Paks	O
"	O
.	O
</s>
<s>
Three	O
different	O
pack	O
designs	O
(	O
each	O
based	O
on	O
the	O
US-released	O
designs	O
of	O
the	O
DS	B-Device
game	O
)	O
contains	O
an	O
assortment	O
of	O
"	O
Collectible	O
cards	O
,	O
stickers	O
&	O
more	O
!	O
"	O
.	O
</s>
<s>
A	O
line	O
of	O
Nintendogs	B-Application
plush	O
toys	O
were	O
released	O
in	O
Japan	O
,	O
featuring	O
the	O
most	O
popular	O
breeds	O
in	O
each	O
game	O
.	O
</s>
<s>
Various	O
Nintendogs	B-Application
T-shirts	O
were	O
also	O
made	O
available	O
at	O
the	O
Nintendo	O
World	O
Store	O
.	O
</s>
<s>
In	O
the	O
May	O
2005	O
edition	O
of	O
the	O
Famitsu	O
,	O
Japan	O
's	O
most	O
popular	O
gaming	O
magazine	O
,	O
Nintendogs	B-Application
received	O
a	O
perfect	O
40/40	O
score	O
.	O
</s>
<s>
It	O
also	O
received	O
an	O
8.5	O
out	O
of	O
10	O
in	O
Nintendo	B-Application
Power	I-Application
.	O
</s>
<s>
Game	O
Informer	O
gave	O
Nintendogs	B-Application
an	O
8	O
out	O
of	O
10	O
,	O
reflecting	O
on	O
the	O
game	O
's	O
lack	O
of	O
an	O
ending	O
.	O
</s>
<s>
This	O
title	O
game	O
also	O
boosted	O
the	O
Nintendo	B-Device
DS	I-Device
system	O
sales	O
by	O
over	O
4.2	O
times	O
the	O
previous	O
week	O
to	O
95,000	O
units	O
,	O
up	O
from	O
22,000	O
.	O
</s>
<s>
In	O
Europe	O
,	O
it	O
was	O
the	O
top-selling	O
Nintendo	O
game	B-Application
of	I-Application
2005	I-Application
with	O
copies	O
sold	O
that	O
year	O
.	O
</s>
<s>
The	O
game	O
went	O
on	O
to	O
sell	O
copies	O
worldwide	O
,	O
making	O
it	O
the	O
second	O
best-selling	B-Application
Nintendo	I-Application
DS	I-Application
game	I-Application
of	O
all	O
time	O
.	O
</s>
<s>
According	O
to	O
Nintendo	O
,	O
the	O
majority	O
of	O
Nintendogs	B-Application
owners	O
were	O
female	O
.	O
</s>
<s>
In	O
addition	O
to	O
recognitions	O
from	O
publications	O
such	O
as	O
Entertainment	O
Weekly	O
,	O
BusinessWeek	O
and	O
the	O
Chicago	O
Sun	O
Times	O
,	O
Nintendogs	B-Application
also	O
won	O
a	O
wide	O
variety	O
of	O
awards	O
.	O
</s>
<s>
E3	O
2005	O
Game	O
Critics	O
Awards	O
:	O
Best	O
Handheld	B-Application
Game	I-Application
.	O
</s>
<s>
TheG33ks	O
Bronze	O
Award	O
for	O
best	O
Nintendo	B-Device
DS	I-Device
game	O
.	O
</s>
<s>
Nintendogs	B-Application
also	O
had	O
very	O
successful	O
launches	O
in	O
North	O
America	O
and	O
Europe	O
,	O
with	O
first	O
week	O
sales	O
of	O
over	O
250,000	O
and	O
160,000	O
respectively	O
.	O
</s>
<s>
During	O
the	O
period	O
between	O
January	O
2000	O
and	O
August	O
2006	O
,	O
the	O
games	O
were	O
respectively	O
the	O
50th	O
,	O
44th	O
and	O
32nd	O
highest-selling	O
games	O
launched	O
for	O
the	O
Game	B-Device
Boy	I-Device
Advance	I-Device
,	O
Nintendo	B-Device
DS	I-Device
or	O
PlayStation	B-Operating_System
Portable	I-Operating_System
in	O
the	O
United	O
States	O
.	O
</s>
<s>
On	O
March	O
23	O
,	O
2006	O
at	O
GDC	O
2006	O
,	O
Nintendo	O
's	O
president	O
Satoru	O
Iwata	O
announced	O
that	O
international	O
sales	O
of	O
Nintendogs	B-Application
sales	O
had	O
reached	O
6	O
million	O
.	O
</s>
<s>
By	O
March	O
31	O
,	O
2008	O
,	O
the	O
game	O
was	O
the	O
best-selling	B-Application
Nintendo	I-Application
DS	I-Application
game	I-Application
published	O
by	O
Nintendo	O
.	O
</s>
<s>
As	O
of	O
March	O
31	O
,	O
2015	O
,	O
the	O
combined	O
sales	O
of	O
all	O
versions	O
has	O
reached	O
23.96	O
million	O
and	O
it	O
is	O
now	O
second	O
on	O
the	B-Application
Nintendo	I-Application
DS	I-Application
best-sellers	I-Application
list	I-Application
behind	O
New	O
Super	O
Mario	O
Bros	O
..	O
</s>
<s>
In	O
2010	O
,	O
1UP.com	O
included	O
Nintendogs	B-Application
in	O
their	O
list	O
of	O
five	O
"	O
Essential	O
Newcomers	O
"	O
of	O
the	O
decade	O
,	O
describing	O
it	O
as	O
one	O
of	O
"	O
five	O
revolutionary	O
new	O
games	O
"	O
of	O
the	O
past	O
10	O
years	O
,	O
for	O
its	O
impact	O
on	O
drawing	O
"	O
non-gamers	O
to	O
console	B-Device
and	O
portable	B-Application
systems	O
"	O
and	O
establishing	O
the	O
"	O
new	O
"	O
Nintendo	O
.	O
</s>
<s>
Despite	O
derision	O
from	O
many	O
hardcore	O
gamers	O
,	O
Nintendogs	B-Application
sold	O
tens	O
of	O
millions	O
,	O
mostly	O
among	O
casual	O
gamers	O
and	O
paved	O
the	O
way	O
for	O
the	O
Nintendo	B-Device
DS	I-Device
's	O
worldwide	O
success	O
.	O
</s>
<s>
This	O
gave	O
rise	O
to	O
a	O
non-game	B-Application
trend	O
,	O
previously	O
limited	O
to	O
PCs	O
,	O
on	O
consoles	O
and	O
portables	O
.	O
</s>
<s>
Nintendo	O
followed	O
it	O
up	O
with	O
more	O
casual	O
games	O
such	O
as	O
Brain	O
Age	O
,	O
Wii	B-Application
Sports	I-Application
and	O
Wii	B-Application
Fit	I-Application
,	O
establishing	O
Nintendo	O
as	O
the	O
most	O
successful	O
developer	O
and	O
publisher	O
of	O
the	O
decade	O
.	O
</s>
<s>
It	O
was	O
announced	O
during	O
Nintendo	O
's	O
2010	O
E3	O
presentation	O
that	O
Shigeru	O
Miyamoto	O
was	O
working	O
on	O
a	O
new	O
Nintendogs	B-Application
project	O
,	O
involving	O
some	O
new	O
innovations	O
.	O
</s>
<s>
The	O
game	O
,	O
titled	O
Nintendogs	B-Device
+	I-Device
Cats	I-Device
was	O
finished	O
in	O
2011	O
for	O
the	O
Nintendo	B-Operating_System
3DS	I-Operating_System
and	O
was	O
released	O
as	O
a	O
launch	O
title	O
in	O
all	O
regions	O
.	O
</s>
<s>
A	O
microgame	O
based	O
on	O
Nintendogs	B-Application
appears	O
in	O
the	O
game	O
WarioWare	B-Application
:	I-Application
Smooth	I-Application
Moves	I-Application
.	O
</s>
<s>
A	O
Nintendogs	B-Application
Labrador	O
Retriever	O
puppy	O
also	O
appears	O
in	O
Super	B-Application
Smash	I-Application
Bros	I-Application
.	I-Application
Brawl	I-Application
as	O
an	O
assist	O
trophy	O
;	O
owing	O
to	O
the	O
nonviolent	O
nature	O
of	O
the	O
Nintendogs	B-Application
game	O
,	O
rather	O
than	O
fighting	O
actively	O
,	O
the	O
dog	O
"	O
plays	O
"	O
in	O
front	O
of	O
the	O
screen	O
,	O
blocking	O
view	O
.	O
</s>
<s>
Also	O
,	O
there	O
are	O
multiple	O
Nintendogs	B-Application
downloadable	O
content	O
available	O
in	O
the	O
game	O
Animal	B-Device
Crossing	I-Device
:	I-Device
City	I-Device
Folk	I-Device
.	O
</s>
<s>
A	O
French	O
bulldog	O
appears	O
in	O
Super	B-Application
Smash	I-Application
Bros	I-Application
.	I-Application
for	I-Application
Nintendo	I-Application
3DS	I-Application
and	I-Application
Wii	I-Application
U	I-Application
,	O
taking	O
the	O
role	O
of	O
the	O
Labrador	O
Retriever	O
.	O
</s>
<s>
There	O
is	O
also	O
a	O
Nintendogs	B-Device
+	I-Device
Cats	I-Device
stage	O
on	O
the	O
3DS	B-Operating_System
version	O
.	O
</s>
<s>
Both	O
the	O
assist	O
trophy	O
and	O
the	O
stage	O
from	O
this	O
game	O
reappear	O
in	O
Super	B-Application
Smash	I-Application
Bros	I-Application
.	I-Application
</s>
