<s>
Brain	B-Application
Age	I-Application
2	I-Application
:	I-Application
More	I-Application
Training	I-Application
in	I-Application
Minutes	I-Application
a	I-Application
Day	I-Application
!	I-Application
</s>
<s>
(	O
stylized	O
as	O
Brain	O
Age2	O
)	O
,	O
known	O
as	O
More	B-Application
Brain	I-Application
Training	I-Application
from	O
Dr	O
Kawashima	O
:	O
How	O
Old	O
Is	O
Your	O
Brain	O
?	O
</s>
<s>
in	O
PAL	O
regions	O
,	O
is	O
an	O
edutainment	O
puzzle	O
game	O
and	O
the	O
sequel	O
to	O
Brain	B-Application
Age	I-Application
:	I-Application
Train	I-Application
Your	I-Application
Brain	I-Application
in	I-Application
Minutes	I-Application
a	I-Application
Day	I-Application
!	I-Application
</s>
<s>
It	O
was	O
developed	O
and	O
published	O
by	O
Nintendo	O
for	O
the	O
Nintendo	B-Device
DS	I-Device
handheld	B-Application
game	I-Application
console	I-Application
.	O
</s>
<s>
Before	O
the	O
game	O
begins	O
,	O
the	O
player	O
must	O
perform	O
a	O
Brain	B-Application
Age	I-Application
Check	O
to	O
determine	O
their	O
brain	B-Application
age	I-Application
,	O
which	O
ranges	O
from	O
20	O
to	O
80	O
,	O
to	O
determine	O
approximately	O
their	O
brain	O
's	O
responsiveness	O
.	O
</s>
<s>
A	O
brain	B-Application
age	I-Application
of	O
20	O
,	O
the	O
lowest	O
age	O
that	O
the	O
player	O
can	O
achieve	O
,	O
indicates	O
that	O
the	O
player	O
's	O
brain	O
is	O
as	O
responsive	O
as	O
that	O
of	O
an	O
average	O
20-year-old	O
.	O
</s>
<s>
After	O
the	O
player	O
is	O
told	O
their	O
initial	O
brain	B-Application
age	I-Application
,	O
they	O
can	O
complete	O
a	O
series	O
of	O
minigames	O
to	O
help	O
improve	O
their	O
brain	O
's	O
responsiveness	O
,	O
after	O
which	O
they	O
can	O
run	O
Brain	B-Application
Age	I-Application
Check	O
again	O
to	O
determine	O
their	O
updated	O
brain	B-Application
age	I-Application
.	O
</s>
<s>
Critics	O
were	O
generally	O
favorable	O
towards	O
Brain	B-Application
Age	I-Application
2	I-Application
,	O
which	O
received	O
aggregated	O
scores	O
of	O
77%	O
from	O
Metacritic	O
and	O
79.04	O
%	O
from	O
GameRankings	O
.	O
</s>
<s>
Praise	O
focused	O
on	O
improvements	O
made	O
on	O
Brain	B-Application
Age	I-Application
,	O
while	O
criticism	O
targeted	O
the	O
game	O
's	O
inability	O
to	O
consistently	O
understand	O
written	O
and	O
spoken	O
answers	O
.	O
</s>
<s>
In	O
Japan	O
,	O
Brain	B-Application
Age	I-Application
2	I-Application
was	O
the	O
best-selling	O
game	O
in	O
its	O
debut	O
month	O
,	O
selling	O
1,084,857	O
units	O
.	O
</s>
<s>
As	O
of	O
July	O
2007	O
,	O
5.33million	O
copies	O
of	O
Brain	B-Application
Age	I-Application
2	I-Application
have	O
been	O
sold	O
in	O
Japan	O
.	O
</s>
<s>
As	O
of	O
March	O
31	O
,	O
2013	O
,	O
the	O
game	O
's	O
worldwide	O
sales	O
have	O
reached	O
14.88	O
million	O
and	O
it	O
is	O
seventh	O
on	O
the	B-Application
Nintendo	I-Application
DS	I-Application
best-sellers	I-Application
list	I-Application
.	O
</s>
<s>
Similar	O
to	O
its	O
predecessor	O
,	O
Brain	B-Application
Age	I-Application
2	I-Application
is	O
an	O
edutainment	O
video	O
game	O
that	O
offers	O
the	O
player	O
several	O
minigames	O
to	O
play	O
.	O
</s>
<s>
Before	O
the	O
game	O
begins	O
,	O
the	O
player	O
must	O
create	O
a	O
profile	O
,	O
after	O
which	O
Brain	B-Application
Age	I-Application
Check	O
runs	O
three	O
random	O
tests	O
to	O
determine	O
the	O
player	O
's	O
brain	B-Application
age	I-Application
,	O
which	O
ranges	O
from	O
20	O
to	O
80	O
and	O
depends	O
on	O
the	O
player	O
's	O
test	O
performance	O
.	O
</s>
<s>
The	O
brain	B-Application
age	I-Application
determines	O
approximately	O
the	O
responsiveness	O
of	O
the	O
player	O
's	O
brain	O
;	O
a	O
brain	B-Application
age	I-Application
of	O
20	O
,	O
the	O
lowest	O
age	O
that	O
the	O
player	O
can	O
achieve	O
,	O
indicates	O
that	O
the	O
player	O
's	O
brain	O
is	O
as	O
responsive	O
as	O
that	O
of	O
an	O
average	O
20-year-old	O
.	O
</s>
<s>
Once	O
the	O
player	O
is	O
told	O
their	O
initial	O
brain	B-Application
age	I-Application
,	O
three	O
modes	O
are	O
unlocked	O
:	O
Quick	O
Play	O
,	O
Daily	O
Training	O
,	O
and	O
Sudoku	O
.	O
</s>
<s>
In	O
Daily	O
Training	O
,	O
the	O
player	O
can	O
perform	O
Brain	B-Application
Age	I-Application
Check	O
to	O
determine	O
their	O
updated	O
brain	B-Application
age	I-Application
.	O
</s>
<s>
In	O
Daily	O
Training	O
,	O
the	O
player	O
can	O
also	O
play	O
Virus	O
Buster	O
,	O
a	O
simplified	O
version	O
of	O
Dr.	B-Application
Mario	I-Application
(	O
1990	O
)	O
modified	O
for	O
mobile	O
play	O
.	O
</s>
<s>
All	O
of	O
the	O
minigames	O
in	O
Brain	B-Application
Age	I-Application
2	I-Application
are	O
different	O
from	O
those	O
of	O
the	O
original	O
Brain	B-Application
Age	I-Application
.	O
</s>
<s>
Brain	B-Application
Age	I-Application
2	I-Application
contains	O
six	O
minigames	O
:	O
Rock	O
,	O
Paper	O
,	O
Scissors	O
,	O
Serial	O
Subtraction	O
,	O
Symbol	O
Match	O
,	O
Math	O
Recall	O
,	O
Number	O
Memory	O
,	O
and	O
High	O
Number	O
.	O
</s>
<s>
The	O
list	O
included	O
Brain	B-Application
Age	I-Application
2	I-Application
,	O
with	O
a	O
release	O
date	O
set	O
for	O
December	O
29	O
,	O
2005	O
.	O
</s>
<s>
The	O
American	O
version	O
of	O
Brain	B-Application
Age	I-Application
2	I-Application
was	O
first	O
revealed	O
in	O
May	O
2007	O
.	O
</s>
<s>
The	O
game	O
is	O
targeted	O
to	O
casual	O
gamers	O
,	O
similar	O
to	O
its	O
predecessor	O
;	O
its	O
basic	O
concepts	O
stay	O
the	O
same	O
as	O
in	O
Brain	B-Application
Age	I-Application
,	O
along	O
with	O
the	O
graphics	O
,	O
menu	O
,	O
and	O
presentation	O
.	O
</s>
<s>
Brain	B-Application
Age	I-Application
2	I-Application
also	O
uses	O
the	O
same	O
Sudoku	O
engine	O
,	O
an	O
addition	O
in	O
the	O
original	O
Brain	B-Application
Age	I-Application
that	O
has	O
been	O
applauded	O
for	O
being	O
one	O
of	O
the	O
best	O
handheld	B-Application
Sudoku	O
games	O
available	O
;	O
Brain	B-Application
Age	I-Application
2s	I-Application
rendition	O
of	O
Sudoku	O
introduces	O
100	O
new	O
puzzles	O
.	O
</s>
<s>
All	O
of	O
the	O
minigames	O
in	O
the	O
game	O
are	O
new	O
to	O
the	O
series	O
;	O
however	O
,	O
some	O
of	O
them	O
are	O
derived	O
from	O
exercises	O
in	O
Brain	B-Application
Age	I-Application
.	O
</s>
<s>
A	O
variation	O
of	O
this	O
game	O
is	O
available	O
in	O
Brain	B-Application
Age	I-Application
2	I-Application
,	O
called	O
Memory	O
Sprint	O
,	O
which	O
asks	O
the	O
player	O
to	O
observe	O
a	O
specific	O
sprinter	O
in	O
a	O
race	O
as	O
they	O
pass	O
other	O
sprinters	O
and	O
are	O
passed	O
themselves	O
,	O
and	O
then	O
determine	O
which	O
place	O
they	O
finished	O
in	O
after	O
they	O
cross	O
the	O
finish	O
line	O
.	O
</s>
<s>
Nintendo	O
's	O
advertising	O
campaign	O
for	O
Brain	B-Application
Age	I-Application
2	I-Application
featured	O
several	O
celebrities	O
.	O
</s>
<s>
Nintendo	O
also	O
chose	O
professional	O
swimmer	O
Kieren	O
Perkins	O
to	O
promote	O
Brain	B-Application
Age	I-Application
2	I-Application
in	O
his	O
native	O
Australia	O
,	O
who	O
commented	O
,	O
"	O
Having	O
used	O
the	O
original	O
Dr	O
Kawashima	O
's	O
Brain	O
Training	O
game	O
for	O
a	O
while	O
now	O
,	O
I	O
was	O
genuinely	O
looking	O
forward	O
to	O
all	O
of	O
the	O
new	O
ways	O
I	O
could	O
exercise	O
my	O
mind	O
.	O
</s>
<s>
More	B-Application
Brain	I-Application
Training	I-Application
is	O
the	O
perfect	O
way	O
for	O
me	O
to	O
continue	O
my	O
Brain	O
Training	O
workout	O
,	O
while	O
keeping	O
the	O
activities	O
fresh	O
and	O
interesting.	O
"	O
</s>
<s>
Brain	B-Application
Age	I-Application
2	I-Application
was	O
released	O
by	O
Nintendo	O
for	O
the	O
Nintendo	B-Device
DS	I-Device
in	O
Japan	O
on	O
December	O
29	O
,	O
2005	O
,	O
in	O
Europe	O
on	O
June	O
29	O
,	O
2007	O
,	O
in	O
Australia	O
on	O
July	O
5	O
,	O
2007	O
,	O
and	O
in	O
North	O
America	O
on	O
August	O
20	O
,	O
2007	O
.	O
</s>
<s>
A	O
Brain	B-Application
Age	I-Application
2	I-Application
Nintendo	B-Device
DS	I-Device
bundle	O
was	O
released	O
in	O
North	O
America	O
on	O
August	O
21	O
,	O
2007	O
,	O
which	O
included	O
a	O
copy	O
of	O
Brain	B-Application
Age	I-Application
2	I-Application
and	O
a	O
Nintendo	B-Device
DS	I-Device
colored	O
crimson	O
on	O
the	O
top	O
and	O
matte	O
black	O
on	O
the	O
bottom	O
.	O
</s>
<s>
At	O
a	O
Nintendo	O
Conference	O
on	O
October	O
2	O
,	O
2008	O
,	O
Nintendo	O
's	O
president	O
Satoru	O
Iwata	O
announced	O
during	O
his	O
keynote	B-Protocol
address	O
that	O
both	O
games	O
in	O
the	O
Brain	B-Application
Age	I-Application
series	O
were	O
redeveloped	O
as	O
two	O
DSiWare	B-Device
games	O
called	O
Small	B-Application
Brain	I-Application
DSi	I-Application
Training	I-Application
Everyday	I-Application
for	I-Application
Adults	I-Application
Literature	O
Edition	O
and	O
Science	O
Edition	O
.	O
</s>
<s>
The	O
DSiWare	B-Device
iterations	O
include	O
training	O
modes	O
from	O
the	O
previous	O
two	O
Nintendo	B-Device
DS	I-Device
games	O
,	O
including	O
new	O
ones	O
that	O
take	O
advantage	O
of	O
the	O
Nintendo	B-Device
DSi	I-Device
's	O
camera	O
.	O
</s>
<s>
Brain	B-Application
Age	I-Application
2	I-Application
was	O
given	O
generally	O
favorable	O
reviews	O
,	O
receiving	O
aggregated	O
scores	O
of	O
77%	O
from	O
Metacritic	O
and	O
79.04	O
%	O
from	O
GameRankings	O
.	O
</s>
<s>
Praise	O
focused	O
on	O
improvements	O
made	O
on	O
Brain	B-Application
Age	I-Application
,	O
while	O
criticism	O
targeted	O
the	O
game	O
's	O
inability	O
to	O
consistently	O
understand	O
written	O
and	O
spoken	O
answers	O
.	O
</s>
<s>
Remarking	O
that	O
Brain	B-Application
Age	I-Application
2	I-Application
uses	O
the	O
same	O
formula	O
as	O
Brain	B-Application
Age	I-Application
"	O
with	O
some	O
different	O
variables	O
thrown	O
in	O
"	O
,	O
Game	O
Informer	O
noted	O
that	O
players	O
 '	O
opinions	O
of	O
the	O
original	O
Brain	B-Application
Age	I-Application
will	O
most	O
likely	O
be	O
similar	O
to	O
how	O
much	O
they	O
appreciate	O
Brain	B-Application
Age	I-Application
2	I-Application
.	O
</s>
<s>
IGN	O
agreed	O
with	O
GameZone	O
on	O
a	O
particular	O
point	O
,	O
however	O
,	O
writing	O
that	O
both	O
the	O
original	O
Brain	B-Application
Age	I-Application
,	O
and	O
Brain	B-Application
Age	I-Application
2	I-Application
,	O
have	O
"	O
calm	O
,	O
clean	O
interface[s]	O
 "	O
.	O
</s>
<s>
The	O
television	O
series	O
X-Play	O
was	O
intrigued	O
by	O
Brain	B-Application
Age	I-Application
2s	I-Application
promise	O
to	O
improve	O
a	O
person	O
's	O
intelligence	O
.	O
</s>
<s>
They	O
also	O
considered	O
Brain	B-Application
Age	I-Application
2	I-Application
a	O
"	O
noble	O
effort	O
towards	O
the	O
betterment	O
of	O
our	O
mental	O
health	O
through	O
a	O
painless	O
training	O
regimen	O
"	O
.	O
</s>
<s>
Game	O
Revolution	O
complimented	O
the	O
game	O
's	O
intelligent	O
use	O
of	O
Nintendo	B-Device
DS	I-Device
features	O
,	O
"	O
fun	O
"	O
sound	O
effects	O
,	O
and	O
"	O
competent	O
"	O
handwriting	O
recognition	O
.	O
</s>
<s>
Singapore	O
's	O
The	O
Straits	O
Times	O
considered	O
Brain	B-Application
Age	I-Application
2	I-Application
a	O
good	O
investment	O
,	O
despite	O
noting	O
that	O
hardcore	O
gamers	O
might	O
find	O
the	O
minigames	O
"	O
gimmicky	O
"	O
.	O
</s>
<s>
Recognizing	O
that	O
Nintendo	O
intends	O
to	O
use	O
the	O
game	O
to	O
target	O
baby	B-Application
boomers	I-Application
,	O
The	O
Globe	O
and	O
Mail	O
writes	O
that	O
they	O
were	O
tempted	O
to	O
play	O
the	O
game	O
at	O
work	O
and	O
justify	O
it	O
as	O
a	O
self-improvement	O
program	O
.	O
</s>
<s>
Even	O
though	O
1UP.com	O
noticed	O
slight	O
improvements	O
in	O
Brain	B-Application
Age	I-Application
2	I-Application
,	O
they	O
found	O
that	O
it	O
also	O
introduced	O
new	O
issues	O
.	O
</s>
<s>
Disappointed	O
with	O
the	O
lack	O
of	O
new	O
additions	O
to	O
Brain	B-Application
Age	I-Application
2	I-Application
,	O
GamePro	O
asked	O
readers	O
"	O
[	O
not	O
to ]	O
expect	O
too	O
much	O
more	O
content	O
than	O
new	O
tests	O
and	O
more	O
Sudoku	O
grids	O
"	O
.	O
</s>
<s>
Nintendo	O
World	O
Report	O
was	O
also	O
unhappy	O
with	O
the	O
game	O
,	O
telling	O
players	O
who	O
were	O
"	O
hoping	O
for	O
an	O
overhaul	O
 [ ... ] 	O
to	O
wait	O
for	O
the	O
inevitable	O
Brain	B-Application
Age	I-Application
3	O
"	O
.	O
</s>
<s>
Brain	B-Application
Age	I-Application
2	I-Application
was	O
the	O
13th	O
best-selling	O
game	O
in	O
its	O
debut	O
month	O
of	O
August	O
2007	O
in	O
the	O
United	O
States	O
,	O
and	O
climbed	O
up	O
to	O
9th	O
place	O
in	O
September	O
2007	O
,	O
selling	O
141,000	O
copies	O
.	O
</s>
<s>
As	O
of	O
July	O
2006	O
,	O
Brain	B-Application
Age	I-Application
had	O
sold	O
2,539,922	O
copies	O
while	O
Brain	B-Application
Age	I-Application
2	I-Application
had	O
sold	O
2,752,211	O
copies	O
in	O
Japan	O
,	O
outselling	O
its	O
predecessor	O
by	O
more	O
than	O
200,000	O
units	O
.	O
</s>
<s>
As	O
of	O
July	O
2007	O
,	O
5.33million	O
copies	O
of	O
Brain	B-Application
Age	I-Application
2	I-Application
had	O
been	O
sold	O
in	O
Japan	O
.	O
</s>
<s>
More	O
than	O
two-thirds	O
of	O
the	O
people	O
who	O
purchased	O
Brain	B-Application
Age	I-Application
2	I-Application
are	O
over	O
the	O
age	O
of	O
25	O
.	O
</s>
<s>
A	O
survey	O
conducted	O
by	O
Alain	O
Lieury	O
,	O
a	O
professor	O
of	O
cognitive	O
psychology	O
at	O
the	O
University	O
of	O
Rennes	O
2	O
–	O
Upper	O
Brittany	O
,	O
indicates	O
that	O
working	O
on	O
exercises	O
with	O
a	O
pencil	O
and	O
paper	O
is	O
just	O
as	O
good	O
as	O
Brain	B-Application
Age	I-Application
2	I-Application
at	O
stimulating	O
the	O
memory	O
.	O
</s>
<s>
Lieury	O
finds	O
Brain	B-Application
Age	I-Application
2	I-Application
acceptable	O
as	O
a	O
game	O
,	O
but	O
considers	O
it	O
charlatanism	O
for	O
Nintendo	O
to	O
claim	O
it	O
as	O
a	O
scientific	O
test	O
,	O
countering	O
the	O
company	O
's	O
assertions	O
that	O
its	O
edutainment	O
products	O
such	O
as	O
Big	B-Application
Brain	I-Application
Academy	I-Application
and	O
Brain	B-Application
Age	I-Application
2	I-Application
can	O
improve	O
blood	O
flow	O
to	O
the	O
brain	O
and	O
supposedly	O
improving	O
"	O
practical	O
intelligence	O
"	O
.	O
</s>
<s>
Lawton	O
notes	O
that	O
Nintendo	O
avoids	O
providing	O
evidence	O
that	O
its	O
Brain	B-Application
Age	I-Application
series	O
actually	O
leads	O
to	O
noticeable	O
improvements	O
in	O
brain	O
functions	O
,	O
and	O
that	O
it	O
instead	O
"	O
is	O
careful	O
not	O
to	O
claim	O
that	O
Brain	B-Application
Age	I-Application
is	O
scientifically	O
validated	O
,	O
merely	O
stating	O
that	O
it	O
is	O
an	O
entertainment	O
product	O
'	O
inspired	O
 '	O
by	O
[	O
Dr.	O
Ryuta	O
Kawashima's ]	O
work.	O
"	O
</s>
