<s>
is	O
a	O
freeware	B-License
video	O
game	O
created	O
by	O
Japanese	O
developer	O
Daisuke	O
Amaya	O
,	O
under	O
the	O
art	O
name	O
Pixel	O
.	O
</s>
<s>
In	O
the	O
game	O
,	O
the	O
player	O
plays	O
a	O
squid	O
named	O
Ikachan	B-Application
,	O
who	O
swims	O
through	O
a	O
cave	O
,	O
meeting	O
and	O
helping	O
other	O
creatures	O
.	O
</s>
<s>
The	O
game	O
was	O
later	O
released	O
by	O
Nicalis	O
for	O
the	O
Nintendo	B-Operating_System
3DS	I-Operating_System
eShop	O
on	O
January	O
31	O
,	O
2013	O
.	O
</s>
<s>
Ikachan	B-Application
takes	O
place	O
in	O
Ironhead	O
's	O
realm	O
,	O
an	O
underwater	O
cave	O
system	O
.	O
</s>
<s>
Ikachan	B-Application
wakes	O
up	O
inside	O
the	O
cave	O
and	O
swims	O
around	O
,	O
searching	O
for	O
a	O
way	O
to	O
escape	O
.	O
</s>
<s>
Ikachan	B-Application
is	O
a	O
squid-like	O
creature	O
who	O
awakens	O
inside	O
Ironhead	O
's	O
realm	O
.	O
</s>
<s>
Pinky	O
is	O
a	O
young	O
sea	O
creature	O
who	O
helps	O
Ikachan	B-Application
in	O
his	O
escape	O
.	O
</s>
<s>
Ikachan	B-Application
features	O
unique	O
gameplay	O
;	O
as	O
opposed	O
to	O
using	O
the	O
arrow	O
keys	O
to	O
move	O
,	O
the	O
player	O
uses	O
the	O
left	O
and	O
right	O
arrow	O
keys	O
to	O
tilt	O
Ikachan	B-Application
in	O
the	O
respective	O
direction	O
.	O
</s>
<s>
The	O
player	O
must	O
then	O
use	O
the	O
'	O
z	O
 '	O
key	O
to	O
swim	O
in	O
the	O
direction	O
Ikachan	B-Application
is	O
pointing	O
.	O
</s>
<s>
Thus	O
,	O
Ikachan	B-Application
cannot	O
swim	O
directly	O
to	O
the	O
left	O
or	O
right	O
at	O
first	O
,	O
but	O
he	O
later	O
acquires	O
an	O
item	O
that	O
allows	O
him	O
to	O
charge	O
horizontally	O
.	O
</s>
<s>
Also	O
,	O
while	O
being	O
unable	O
to	O
hurt	O
enemies	O
from	O
the	O
start	O
,	O
once	O
Ikachan	B-Application
receives	O
an	O
item	O
called	O
the	O
Dunce	O
Cap	O
,	O
he	O
can	O
attack	O
enemies	O
by	O
ramming	O
them	O
with	O
the	O
point	O
of	O
the	O
hat	O
.	O
</s>
<s>
The	O
game	O
contains	O
role-playing	O
game-aspects	O
,	O
as	O
Ikachan	B-Application
can	O
level	O
up	O
after	O
attacking	O
enough	O
enemies	O
or	O
eating	O
fish	O
.	O
</s>
<s>
To	O
help	O
promote	O
the	O
game	O
and	O
the	O
WiiWare	O
release	O
of	O
Cave	B-Application
Story	I-Application
,	O
Pixel	O
made	O
a	O
mini	O
game	O
based	O
on	O
Ikachan	B-Application
for	O
the	O
Nintendo	O
DS	O
game	O
,	O
WarioWare	B-Application
D.I.Y.	I-Application
</s>
<s>
After	O
Cave	O
Storys	O
success	O
on	O
WiiWare	O
,	O
Nicalis	O
hinted	O
at	O
ports	O
of	O
Ikachan	B-Application
and	O
Guxt	O
,	O
other	O
freeware	B-License
games	O
by	O
Pixel	O
,	O
for	O
DSiWare	B-Device
.	O
</s>
<s>
Nicalis	O
announced	O
a	O
Nintendo	B-Operating_System
3DS	I-Operating_System
version	O
in	O
October	O
2012	O
,	O
with	O
plans	O
for	O
a	O
DSi	O
release	O
,	O
which	O
was	O
discarded	O
.	O
</s>
<s>
On	O
January	O
31	O
,	O
2013	O
,	O
despite	O
the	O
previous	O
announcement	O
only	O
the	O
Nintendo	B-Operating_System
3DS	I-Operating_System
version	O
released	O
on	O
the	O
Nintendo	O
eShop	O
for	O
$4.99	O
.	O
</s>
<s>
The	O
3DS	B-Operating_System
version	O
received	O
"	O
average	O
"	O
reviews	O
according	O
to	O
the	O
review	B-Application
aggregation	I-Application
website	O
Metacritic	O
.	O
</s>
<s>
MTV	O
's	O
Jason	O
Cirpriano	O
stated	O
that	O
the	O
game	O
would	O
appeal	O
to	O
fans	O
of	O
Cave	B-Application
Story	I-Application
,	O
but	O
also	O
noted	O
that	O
it	O
could	O
be	O
completed	O
in	O
about	O
an	O
hour	O
.	O
</s>
