<s>
Atsumari	B-Application
(	O
;	O
translates	O
as	O
"	O
collection	O
"	O
,	O
"	O
meeting	O
"	O
,	O
or	O
"	O
cluster	O
"	O
)	O
is	O
a	O
binary-determination	O
puzzle	O
that	O
was	O
originally	O
developed	O
by	O
Quadratic	O
Games	O
for	O
the	O
iPhone	B-Device
platform	O
.	O
</s>
<s>
Atsumari	B-Application
is	O
similar	O
to	O
the	O
puzzle	O
Nurikabe	O
(	O
based	O
on	O
a	O
square	O
grid	O
)	O
published	O
by	O
Nikoli	O
.	O
</s>
