<s>
Little	B-Application
Ninja	I-Application
Brothers	I-Application
,	O
known	O
in	O
Japan	O
as	O
,	O
is	O
a	O
1989	B-Application
video	O
game	O
developed	O
and	O
published	O
by	O
Culture	O
Brain	O
for	O
the	O
Nintendo	O
Entertainment	O
System	O
in	O
1989	B-Application
in	O
Japan	O
,	O
1990	B-Application
in	O
the	O
United	O
States	O
,	O
and	O
1991	B-Application
in	O
Europe	O
.	O
</s>
<s>
Little	B-Application
Ninja	I-Application
Brothers	I-Application
is	O
the	O
first	O
game	O
in	O
the	O
Super	O
Chinese	O
series	O
to	O
feature	O
role-playing	O
video	O
game	O
elements	O
,	O
an	O
addition	O
to	O
the	O
series	O
that	O
would	O
continue	O
into	O
the	O
other	O
games	O
.	O
</s>
<s>
It	O
was	O
the	O
second	O
game	O
in	O
the	O
series	O
,	O
preceded	O
by	O
Kung-Fu	B-Application
Heroes	I-Application
,	O
and	O
followed	O
up	O
by	O
a	O
sequel	O
Super	B-Application
Ninja	I-Application
Boy	I-Application
,	O
released	O
on	O
the	O
Super	B-Application
NES	I-Application
.	O
</s>
<s>
There	O
were	O
also	O
two	O
Ninja	B-Application
Boy	I-Application
spin-off	O
games	O
released	O
for	O
the	O
Game	B-Device
Boy	I-Device
in	O
both	O
regions	O
.	O
</s>
