<s>
,	O
also	O
known	O
as	O
Ys	B-Application
:	I-Application
The	I-Application
Vanished	I-Application
Omens	I-Application
or	O
The	B-Application
Ancient	I-Application
Land	I-Application
of	I-Application
Ys	I-Application
,	O
(	O
Japanese	O
title	O
:	O
イース	O
)	O
is	O
a	O
1987	O
action	B-Application
role-playing	I-Application
game	I-Application
developed	O
by	O
Nihon	O
Falcom	O
.	O
</s>
<s>
It	O
is	O
the	O
first	O
installment	O
in	O
the	O
Ys	B-Application
series	O
.	O
</s>
<s>
Initially	O
developed	O
for	O
the	O
PC-8801	B-Device
by	O
Masaya	O
Hashimoto	O
(	O
director	O
,	O
programmer	O
,	O
designer	O
)	O
and	O
Tomoyoshi	O
Miyazaki	O
(	O
scenario	O
writer	O
)	O
,	O
the	O
game	O
was	O
soon	O
ported	O
to	O
the	O
X1	B-Device
,	O
PC-9801	B-Operating_System
,	O
FM-7	B-Device
,	O
and	O
MSX2	B-Operating_System
Japanese	O
computer	O
systems	O
.	O
</s>
<s>
Ancient	O
Ys	B-Application
Vanished	O
saw	O
many	O
subsequent	O
releases	O
,	O
such	O
as	O
an	O
English-language	O
version	O
for	O
the	O
Master	O
System	O
and	O
an	O
enhanced	O
remake	O
for	O
the	O
TurboGrafx-CD	O
system	O
as	O
part	O
of	O
a	O
compilation	O
called	O
Ys	B-Application
I	I-Application
&	I-Application
II	I-Application
,	O
alongside	O
its	O
1988	O
sequel	O
Ys	B-Application
II	I-Application
:	I-Application
Ancient	I-Application
Ys	I-Application
Vanished	I-Application
–	I-Application
The	I-Application
Final	I-Application
Chapter	I-Application
.	O
</s>
<s>
DotEmu	O
has	O
released	O
the	O
game	O
on	O
Android	B-Application
with	O
the	O
following	O
localizations	O
:	O
English	O
,	O
French	O
,	O
Japanese	O
,	O
Korean	O
,	O
Russian	O
,	O
Italian	O
,	O
German	O
,	O
and	O
Portuguese	O
.	O
</s>
<s>
Ys	B-Application
was	O
a	O
precursor	O
to	O
role-playing	O
games	O
that	O
emphasize	O
storytelling	O
.	O
</s>
<s>
The	O
hero	O
of	O
Ys	B-Application
is	I-Application
an	O
adventurous	O
young	O
swordsman	O
named	O
Adol	O
Christin	O
.	O
</s>
<s>
Adol	O
is	O
informed	O
that	O
he	O
must	O
seek	O
out	O
the	O
six	O
Books	O
of	O
Ys	B-Application
.	O
</s>
<s>
These	O
books	O
contain	O
the	O
history	O
of	O
the	B-Application
ancient	I-Application
land	I-Application
of	I-Application
Ys	I-Application
,	O
and	O
will	O
give	O
him	O
the	O
knowledge	O
he	O
needs	O
to	O
defeat	O
the	O
evil	O
forces	O
.	O
</s>
<s>
Combat	O
in	O
Ys	B-Application
is	I-Application
rather	O
different	O
from	O
other	O
RPGs	O
of	O
the	O
era	O
,	O
which	O
either	O
had	O
turn-based	O
battles	O
or	O
a	O
manually	O
activated	O
sword	O
.	O
</s>
<s>
Ys	B-Application
instead	O
features	O
a	O
battle	O
system	O
where	O
fighters	O
automatically	O
attack	O
when	O
walking	O
into	O
their	O
enemies	O
off-center	O
.	O
</s>
<s>
Falcom	O
staff	O
have	O
compared	O
this	O
style	O
of	O
gameplay	O
to	O
the	O
enjoyment	O
of	O
popping	O
air	O
bubble	O
sheets	O
,	O
in	O
the	O
sense	O
that	O
it	O
took	O
the	O
tedious	O
task	O
of	O
level-grinding	B-Application
and	O
turned	O
it	O
into	O
something	O
similar	O
to	O
a	O
high-score-based	O
arcade	O
game	O
.	O
</s>
<s>
Another	O
feature	O
that	O
has	O
been	O
used	O
in	O
nearly	O
every	O
Ys	B-Application
title	O
since	O
the	O
original	O
is	O
the	O
recharging	O
health	O
mechanism	O
,	O
which	O
had	O
previously	O
been	O
used	O
in	O
the	O
Hydlide	B-Application
series	O
.	O
</s>
<s>
Aside	O
from	O
graphical	O
differences	O
,	O
the	O
game	O
layout	O
remains	O
essentially	O
the	O
same	O
across	O
the	O
many	O
ports	O
of	O
Ys	B-Application
;	O
there	O
are	O
some	O
versions	O
where	O
the	O
details	O
were	O
changed	O
.	O
</s>
<s>
The	O
version	O
developed	O
for	O
the	O
MSX2	B-Operating_System
contained	O
a	O
handful	O
of	O
new	O
musical	O
tracks	O
which	O
replaced	O
part	O
of	O
the	O
original	O
game	O
's	O
soundtrack	O
.	O
</s>
<s>
Some	O
of	O
these	O
tracks	O
,	O
along	O
with	O
a	O
number	O
of	O
unused	O
tracks	O
first	O
composed	O
for	O
the	O
original	O
,	O
were	O
later	O
incorporated	O
into	O
the	O
soundtrack	O
of	O
Ys	B-Application
Eternal	O
and	O
Ys	B-Application
Complete	O
.	O
</s>
<s>
The	O
versions	O
developed	O
for	O
the	O
TurboGrafx-CD	O
,	O
released	O
as	O
Ys	B-Application
I	I-Application
&	I-Application
II	I-Application
in	O
1989	O
,	O
included	O
additional	O
cutscenes	O
,	O
such	O
as	O
an	O
opening	O
detailing	O
Adol	O
's	O
arrival	O
in	O
the	O
town	O
of	O
Minea	O
.	O
</s>
<s>
The	O
Microsoft	O
Windows-based	O
remakes	O
,	O
Ys	B-Application
Eternal	O
and	O
Ys	B-Application
Complete	O
,	O
expand	O
further	O
on	O
this	O
and	O
many	O
other	O
story	O
elements	O
,	O
through	O
both	O
cutscenes	O
and	O
additional	O
gameplay	O
.	O
</s>
<s>
The	O
Sharp	B-Device
X68000	I-Device
enhanced	O
remake	O
released	O
in	O
1991	O
was	O
notable	O
for	O
its	O
early	O
use	O
of	O
3D	O
pre-rendering	O
for	O
the	O
boss	O
sprites	O
,	O
but	O
this	O
ended	O
up	O
creating	O
what	O
is	O
considered	O
"	O
a	O
bizarre	O
contrast	O
"	O
with	O
the	O
game	O
's	O
mostly	O
2D	O
graphics	O
.	O
</s>
<s>
The	O
Ys	B-Application
soundtrack	O
is	O
considered	O
to	O
have	O
some	O
of	O
the	O
best	O
video	O
game	O
music	O
ever	O
composed	O
,	O
and	O
it	O
is	O
considered	O
one	O
of	O
the	O
finest	O
and	O
most	O
influential	O
role-playing	O
video	O
game	O
scores	O
of	O
all	O
time	O
.	O
</s>
<s>
Several	O
soundtrack	O
albums	O
dedicated	O
to	O
the	O
music	O
of	O
Ys	B-Application
have	O
been	O
released	O
by	O
Falcom	O
.	O
</s>
<s>
Music	O
from	O
Ys	B-Application
(	O
1987	O
)	O
:	O
Contains	O
the	O
soundtrack	O
to	O
the	O
original	O
PC-8801	B-Device
edition	O
,	O
along	O
with	O
a	O
number	O
of	O
unused	O
tracks	O
and	O
the	O
replacement	O
tracks	O
used	O
in	O
the	O
MSX	B-Operating_System
edition	O
,	O
many	O
of	O
which	O
were	O
later	O
incorporated	O
into	O
the	O
Ys	B-Application
Eternal	O
soundtrack	O
.	O
</s>
<s>
Also	O
included	O
are	O
five	O
arranged	O
tracks	O
from	O
Ryo	O
Yonemitsu	O
,	O
who	O
arranged	O
the	O
soundtrack	O
to	O
the	O
TurboGrafx-CD	O
version	O
of	O
Ys	B-Application
I	I-Application
&	I-Application
II	I-Application
(	O
1989	O
)	O
.	O
</s>
<s>
Perfect	O
Collection	O
Ys	B-Application
(	O
1990	O
)	O
:	O
A	O
two-disc	O
release	O
,	O
the	O
first	O
disc	O
of	O
which	O
is	O
a	O
new	O
arrangement	O
of	O
the	O
Ys	B-Application
soundtrack	O
by	O
Ryo	O
Yonemitsu	O
.	O
</s>
<s>
The	O
second	O
disc	O
contains	O
assorted	O
arrangements	O
of	O
tracks	O
from	O
both	O
Ys	B-Application
I	I-Application
and	O
II	O
.	O
</s>
<s>
Music	O
from	O
Ys	B-Application
Renewal	O
(	O
1995	O
)	O
:	O
The	O
complete	O
Ys	B-Application
soundtrack	O
,	O
including	O
the	O
bonus	O
tracks	O
,	O
reproduced	O
on	O
upgraded	O
synthesizer	O
equipment	O
.	O
</s>
<s>
The	O
Sega	O
Master	O
System	O
version	O
of	O
Ys	B-Application
received	O
positive	O
reviews	O
.	O
</s>
<s>
The	O
Games	O
Machine	O
compared	O
the	O
game	O
to	O
The	B-Application
Legend	I-Application
of	I-Application
Zelda	I-Application
,	O
stating	O
that	O
"	O
in	O
many	O
respects	O
,	O
the	O
character	O
detail	O
and	O
all-round	O
presentation	O
make	O
it	O
the	O
better	O
game	O
visually	O
"	O
,	O
and	O
concludes	O
that	O
Ys	B-Application
is	I-Application
"	O
one	O
of	O
the	O
top-rank	O
RPGs	O
around	O
"	O
.	O
</s>
<s>
ACE	O
magazine	O
in	O
1989	O
listed	O
Ys	B-Application
as	O
the	O
second	O
best	O
Master	O
System	O
game	O
available	O
at	O
the	O
time	O
,	O
praising	O
the	O
"	O
huge	O
scrolling	O
"	O
world	O
,	O
characters	O
who	O
"	O
can	O
be	O
questioned	O
"	O
and	O
"	O
good	O
deal	O
of	O
role-playing	O
"	O
depth	O
.	O
</s>
<s>
Scorpia	O
of	O
Computer	O
Gaming	O
World	O
in	O
1993	O
reviewed	O
the	O
Apple	B-Device
IIGS	I-Device
and	O
IBM	B-Device
PC	I-Device
versions	O
of	O
Ys	B-Application
.	O
</s>
<s>
Famitsu	O
also	O
gave	O
Ys	B-Application
I	I-Application
&	I-Application
II	I-Application
for	O
the	O
PC	O
Engine	O
CD-ROM	O
(	O
TurboGrafx-CD	O
)	O
a	O
score	O
of	O
35	O
out	O
of	O
40	O
.	O
</s>
