<s>
is	O
a	O
massively	B-Protocol
multiplayer	I-Protocol
online	I-Protocol
role-playing	I-Protocol
game	I-Protocol
,	O
developed	O
by	O
Dwango	O
and	O
published	O
by	O
Square	O
Enix	O
(	O
formerly	O
Enix	O
)	O
.	O
</s>
<s>
On	O
June	O
27	O
,	O
2007	O
,	O
Square	O
Enix	O
announced	O
that	O
service	O
of	O
Cross	B-Application
Gate	I-Application
in	O
Japan	O
will	O
be	O
terminated	O
on	O
September	O
30	O
,	O
2007	O
.	O
</s>
<s>
The	O
sequel	O
to	O
the	O
game	O
,	O
Concerto	B-Protocol
Gate	I-Protocol
,	O
has	O
finished	O
its	O
testing	O
phase	O
in	O
Japan	O
.	O
</s>
<s>
Cross	B-Application
Gate	I-Application
uses	O
a	O
traditional	O
Japanese	O
cartoon	O
style	O
and	O
2D	O
graphics	O
system	O
with	O
player	O
characters	O
pre-rendered	O
in	O
3D	O
.	O
</s>
<s>
The	O
battle	O
style	O
is	O
turn-based	O
,	O
resembling	O
the	O
Dragon	B-Application
Quest	I-Application
series	O
,	O
and	O
players	O
may	O
choose	O
to	O
team	O
up	O
to	O
a	O
maximum	O
of	O
five	O
players	O
.	O
</s>
<s>
Slightly	O
similar	O
to	O
the	O
Pokémon	B-Application
series	O
,	O
this	O
game	O
allows	O
players	O
to	O
carry	O
five	O
creatures	O
with	O
them	O
while	O
traveling	O
and	O
place	O
one	O
creature	O
fighting	O
with	O
them	O
while	O
battling	O
.	O
</s>
<s>
There	O
has	O
been	O
three	O
official	O
expansion	O
packs	O
released	O
for	O
this	O
game	O
,	O
involving	O
two	O
additional	O
developers	O
in	O
this	O
MMORPG	B-Protocol
.	O
</s>
