<s>
Zombie	B-Application
Nation	I-Application
is	O
a	O
1990	B-Application
Shoot	O
'	O
em	O
up	O
game	O
developed	O
by	O
KAZe	O
and	O
published	O
by	O
Meldac	O
.	O
</s>
<s>
It	O
was	O
first	O
released	O
in	O
Japan	O
on	O
December	O
14	O
,	O
1990	B-Application
under	O
the	O
title	O
,	O
before	O
being	O
released	O
later	O
in	O
the	O
United	O
States	O
in	O
January	O
1991	O
.	O
</s>
<s>
This	O
game	O
features	O
a	O
juxtaposition	O
of	O
zombies	B-Application
,	O
aliens	O
and	O
samurai	B-Application
.	O
</s>
<s>
In	O
Zombie	B-Application
Nation	I-Application
,	O
the	O
floating	O
samurai	B-Application
head	O
Namakubi	O
goes	O
to	O
the	O
United	O
States	O
to	O
destroy	O
Darc	O
Seed	O
—	O
an	O
alien	O
who	O
crashed	O
to	O
Earth	O
via	O
a	O
meteorite	O
in	O
1999	O
,	O
turned	O
all	O
the	O
American	O
people	O
into	O
zombies	B-Application
,	O
and	O
took	O
control	O
of	O
various	O
deadly	O
weapons	O
.	O
</s>
<s>
Namakubi	O
must	O
recover	O
the	O
samurai	B-Application
sword	O
Shura	O
and	O
destroy	O
Darc	O
Seed	O
and	O
its	O
minions	O
.	O
</s>
<s>
Depending	O
on	O
the	O
version	O
of	O
the	O
game	O
,	O
the	O
player	O
controls	O
the	O
giant	O
levitating	O
disembodied	O
samurai	B-Application
head	O
or	O
a	O
giant	O
Tengu	O
mask	O
.	O
</s>
<s>
Enemies	O
include	O
zombie	B-Application
snipers	B-Protocol
,	O
zeppelins	B-Application
and	O
lava	O
monsters	O
.	O
</s>
<s>
The	O
player	O
can	O
upgrade	O
their	O
firepower	O
by	O
rescuing	O
zombie	B-Application
hostages	B-Device
that	O
leap	O
out	O
of	O
structures	O
when	O
destroyed	O
.	O
</s>
<s>
Zombie	B-Application
Nation	I-Application
features	O
two	O
difficulty	O
levels	O
,	O
easy	O
and	O
hard	O
.	O
</s>
<s>
The	O
game	O
also	O
allows	O
the	O
player	O
,	O
like	O
in	O
the	O
Mega	B-Application
Man	I-Application
series	O
,	O
to	O
select	O
any	O
stage	O
at	O
will	O
.	O
</s>
<s>
The	O
plot	O
of	O
both	O
Zombie	B-Application
Nation	I-Application
and	O
Abarenbou	B-Application
Tengu	I-Application
takes	O
place	O
in	O
1999	O
,	O
when	O
a	O
meteor	O
known	O
as	O
"	O
Darc	O
Seed	O
"	O
(	O
Eva	O
in	O
the	O
Japanese	O
version	O
)	O
crashes	O
in	O
the	O
Nevada	O
desert	O
.	O
</s>
<s>
Darc	O
Seed/Eva	O
then	O
shoots	O
magnetic	O
rays	O
and	O
turns	O
the	O
people	O
of	O
the	O
United	O
States	O
into	O
zombies	B-Application
.	O
</s>
<s>
The	O
magnetic	O
rays	O
also	O
allow	O
Darc	O
Seed/Eva	O
to	O
control	O
many	O
deadly	O
weapons	O
,	O
including	O
the	O
most	O
powerful	O
weapon	O
of	O
all	O
—	O
the	O
legendary	O
samurai	B-Application
sword	O
Shura	O
.	O
</s>
<s>
The	O
head	O
of	O
the	O
samurai	B-Application
Namakubi	O
hears	O
of	O
Shura	O
falling	O
into	O
Darc	O
Seed	O
's	O
clutches	O
.	O
</s>
<s>
He	O
then	O
heads	O
to	O
the	O
United	O
States	O
to	O
destroy	O
Darc	O
Seed	O
,	O
free	O
the	O
American	O
people	O
from	O
the	O
looming	O
zombification	O
and	O
reclaim	O
the	O
samurai	B-Application
sword	O
Shura	O
.	O
</s>
<s>
The	O
game	O
was	O
first	O
released	O
in	O
Japan	O
under	O
the	O
name	O
Abarenbou	B-Application
Tengu	I-Application
on	O
December	O
14	O
,	O
1990	B-Application
.	O
</s>
<s>
As	O
both	O
versions	O
only	O
have	O
differences	O
between	O
the	O
sprites	O
,	O
with	O
the	O
Japanese	O
version	O
having	O
a	O
tengu	O
mask	O
belonging	O
to	O
Japanese	O
folklore	O
,	O
the	O
US	O
version	O
has	O
major	O
graphical	O
and	O
story	O
changes	O
,	O
replacing	O
the	O
tengu	O
mask	O
with	O
the	O
decapitated	O
samurai	B-Application
head	O
.	O
</s>
<s>
In	O
Abarenbou	B-Application
Tengu	I-Application
,	O
the	O
player	O
must	O
obtain	O
the	O
rapid	O
fire	O
ability	O
.	O
</s>
<s>
In	O
Zombie	B-Application
Nation	I-Application
,	O
the	O
player	O
starts	O
with	O
it	O
.	O
</s>
<s>
The	O
main	O
character	O
's	O
sprite	O
is	O
not	O
that	O
of	O
the	O
flying	O
samurai	B-Application
head	O
,	O
Namakubi	O
,	O
but	O
that	O
of	O
a	O
Japanese	O
konoha	O
tengu	O
head	O
.	O
</s>
<s>
The	O
boss	O
of	O
Round	O
I	O
is	O
an	O
evil	O
Statue	O
of	O
Liberty	O
in	O
both	O
games	O
but	O
with	O
a	O
slightly	O
different	O
sprite	O
;	O
instead	O
of	O
being	O
green	O
with	O
snakes	O
in	O
place	O
of	O
its	O
crown	O
in	O
Zombie	B-Application
Nation	I-Application
,	O
it	O
's	O
red	O
and	O
has	O
a	O
normal	O
crown	O
.	O
</s>
<s>
The	O
St.	O
Petersburg	O
Times	O
tied	O
the	O
game	O
with	O
Splatterhouse	B-Application
2	I-Application
as	O
the	O
tenth	O
best	O
video	O
game	O
of	O
1992	O
.	O
</s>
<s>
Mashable	O
,	O
in	O
ranking	O
Zombie	B-Application
Nation	I-Application
the	O
second	O
weirdest	O
video	O
game	O
of	O
all	O
time	O
,	O
claimed	O
it	O
"	O
brings	O
the	O
side-scrolling	O
shooter	O
genre	O
to	O
a	O
weird	O
and	O
gross	O
new	O
height	O
.	O
</s>
<s>
Abarenbou	B-Application
Tengu	I-Application
is	O
one	O
of	O
the	O
video	O
games	O
adapted	O
into	O
a	O
manga	O
titled	O
,	O
published	O
in	O
the	O
Gamest	O
Comics	O
collection	O
from	O
April	O
1999	O
,	O
drawn	O
by	O
Kouta	O
Hirano	O
.	O
</s>
<s>
The	O
game	O
was	O
released	O
on	O
both	O
the	O
Nintendo	B-Application
Switch	I-Application
and	O
Microsoft	B-Application
Windows	I-Application
platforms	O
on	O
October	O
28	O
,	O
2021	O
.	O
</s>
