<s>
Dragon	B-Application
Friends	I-Application
is	O
a	O
2013	O
mobile	B-Application
game	I-Application
developed	O
by	O
InnoSpark	O
and	O
published	O
by	O
NHN	O
,	O
companies	O
based	O
in	O
Seoul	O
,	O
South	O
Korea	O
.	O
</s>
<s>
The	O
game	O
was	O
released	O
for	O
Android	B-Application
and	O
iOS	B-Application
platforms	O
on	O
2013	O
,	O
and	O
serviced	O
through	O
NHN	O
platform	O
.	O
</s>
<s>
Basically	O
,	O
Dragon	B-Application
Friends	I-Application
is	O
a	O
farming	O
game	O
in	O
which	O
users	O
should	O
plant	O
crops	O
,	O
and	O
nurture	O
characters	O
to	O
develop	O
their	O
towns	O
and	O
earn	O
more	O
diverse	O
characters	O
.	O
</s>
<s>
Dragons	O
,	O
the	O
main	O
character	O
of	O
Dragon	B-Application
Friends	I-Application
are	O
the	O
most	O
important	O
contents	O
of	O
the	O
game	O
and	O
are	O
divided	O
into	O
7	O
basic	O
characteristics	O
.	O
</s>
<s>
Due	O
to	O
a	O
cross	O
promotion	O
with	O
Sanrio	O
,	O
there	O
are	O
special	O
characters	O
in	O
Dragon	B-Application
Friends	I-Application
,	O
including	O
Hello	O
Kitty	O
,	O
My	O
Melody	O
,	O
Kuromi	O
,	O
and	O
Cinnamoroll	O
.	O
</s>
<s>
Updates	O
of	O
Dragon	B-Application
Friends	I-Application
are	O
consistent	O
and	O
mainly	O
serviced	O
in	O
special	O
days	O
such	O
as	O
Christmas	O
and	O
Valentine	O
's	O
Day	O
.	O
</s>
<s>
In	O
such	O
days	O
,	O
Dragon	B-Application
Friends	I-Application
provides	O
chances	O
for	O
users	O
to	O
get	O
special	O
characters	O
which	O
can	O
only	O
be	O
taken	O
in	O
a	O
limited	O
event	O
period	O
.	O
</s>
