<s>
,	O
often	O
simply	O
titled	O
as	O
,	O
is	O
a	O
text-based	O
adventure	O
video	O
game	O
title	O
developed	O
by	O
Nintendo	O
and	O
Pax	O
Softnica	O
and	O
published	O
by	O
Nintendo	O
exclusively	O
in	O
Japan	O
for	O
the	O
Family	B-Device
Computer	I-Device
Disk	I-Device
System	I-Device
.	O
</s>
<s>
It	O
is	O
the	O
second	O
of	O
the	O
Famicom	O
Mukashibanashi	O
series	O
,	O
following	O
the	O
release	O
of	O
Shin	B-Application
Onigashima	I-Application
.	O
</s>
<s>
The	O
game	O
is	O
loosely	O
based	O
on	O
the	O
Chinese	O
novel	O
Journey	B-Application
to	I-Application
the	I-Application
West	I-Application
.	O
</s>
<s>
Yuyuki	B-Application
is	O
an	O
adventure	O
game	O
played	O
by	O
choosing	O
from	O
several	O
text	O
commands	O
shown	O
on	O
screen	O
.	O
</s>
<s>
It	O
resembles	O
its	O
predecessor	O
,	O
Shin	B-Application
Onigashima	I-Application
,	O
in	O
its	O
implementation	O
of	O
the	O
"	O
Change	O
Character	O
"	O
command	O
,	O
usage	O
of	O
traditional	O
Japanese	O
fairytales	O
,	O
and	O
general	O
screen	O
layout	O
and	O
appearance	O
.	O
</s>
<s>
The	O
story-line	O
is	O
a	O
parody	O
of	O
the	O
Chinese	O
novel	O
Journey	B-Application
to	I-Application
the	I-Application
West	I-Application
,	O
where	O
two	O
main	O
characters	O
,	O
Goku	O
and	O
Chao	O
,	O
embark	O
upon	O
separate	O
journeys	O
to	O
find	O
one	O
another	O
.	O
</s>
<s>
In	O
Yuyuki	B-Application
,	O
the	O
"	O
Change	O
Character	O
"	O
command	O
can	O
switch	O
between	O
a	O
maximum	O
of	O
five	O
different	O
characters	O
.	O
</s>
<s>
Like	O
Shin	B-Application
Onigashima	I-Application
,	O
the	O
character	O
in	O
use	O
can	O
greatly	O
affect	O
the	O
descriptive	O
text	O
shown	O
on	O
screen	O
,	O
and	O
the	O
significant	O
increase	O
in	O
number	O
of	O
characters	O
allowed	O
for	O
more	O
variety	O
in	O
each	O
scene	O
.	O
</s>
<s>
While	O
Shin	B-Application
Onigashima	I-Application
demanded	O
rather	O
complex	O
puzzle-solving	O
abilities	O
,	O
Yuyuki	B-Application
mainly	O
focuses	O
on	O
having	O
the	O
player	O
carefully	O
read	O
and	O
understand	O
the	O
story-line	O
.	O
</s>
<s>
Main	O
changes	O
in	O
gameplay	O
from	O
Shin	B-Application
Onigashima	I-Application
include	O
the	O
implementation	O
of	O
the	O
"	O
Ittaisan	O
"	O
command	O
,	O
which	O
saves	O
progress	O
at	O
any	O
point	O
during	O
the	O
game	O
,	O
and	O
faster	O
animation	O
of	O
game	O
text	O
.	O
</s>
<s>
The	O
shortening	O
in	O
load	O
time	O
after	O
choosing	O
commands	O
,	O
and	O
an	O
overall	O
decrease	O
in	O
difficulty	O
allowed	O
Yuyuki	B-Application
to	O
run	O
at	O
a	O
much	O
quicker	O
tempo	O
than	O
its	O
predecessor	O
.	O
</s>
<s>
The	O
links	O
labelled	O
"	O
see	O
also	O
"	O
are	O
articles	O
for	O
each	O
character	O
in	O
Journey	B-Application
to	I-Application
the	I-Application
West	I-Application
.	O
</s>
<s>
A	O
master	O
of	O
martial	O
arts	O
living	O
on	O
Borscht	B-Device
Mountain	O
in	O
Siberia	B-Application
,	O
he	O
is	O
old	O
over	O
300	O
years	O
of	O
age	O
.	O
</s>
<s>
The	O
game	O
's	O
narrator	O
and	O
an	O
only	O
returning	O
character	O
from	O
Shin	B-Application
Onigashima	I-Application
.	O
</s>
<s>
An	O
odd	O
commercial	O
for	O
the	O
game	O
was	O
aired	O
prior	O
to	O
its	O
release	O
,	O
featuring	O
real-life	O
versions	O
of	O
the	O
main	O
characters	O
(	O
all	O
wearing	O
sunglasses	O
)	O
visiting	O
various	O
locations	O
by	O
plane	O
in	O
a	O
"	O
Tenjiku	O
Tour	O
"	O
(	O
Tenjiku	O
is	O
the	O
final	O
destination	O
in	O
Journey	B-Application
to	I-Application
the	I-Application
West	I-Application
,	O
located	O
in	O
India	O
)	O
such	O
as	O
Japan	O
,	O
Hawaii	O
and	O
Siberia	B-Application
.	O
</s>
<s>
The	O
most	O
striking	O
part	O
was	O
the	O
commercial	O
's	O
jingle	B-Protocol
;	O
the	O
developers	O
employed	O
a	O
strange	O
song	O
of	O
no	O
particular	O
meaning	O
that	O
chanted	O
the	O
names	O
of	O
the	O
main	O
characters	O
.	O
</s>
<s>
This	O
was	O
the	O
last	O
Disk	B-Device
System	I-Device
game	O
advertised	O
on	O
television	O
.	O
</s>
<s>
While	O
Shin	B-Application
Onigashima	I-Application
was	O
ported	O
to	O
the	O
Super	B-Application
Famicom	I-Application
and	O
Game	B-Device
Boy	I-Device
Advance	I-Device
,	O
no	O
talk	O
of	O
porting	O
or	O
remaking	O
Yuyuki	B-Application
for	O
other	O
systems	O
has	O
ever	O
emerged	O
.	O
</s>
<s>
The	O
explanation	O
given	O
was	O
that	O
the	O
game	O
lacked	O
proper	O
copyright	O
clearance	O
from	O
developers	O
and	O
writers	O
,	O
but	O
this	O
explanation	O
is	O
dubious	O
because	O
Shin	B-Application
Onigashima	I-Application
was	O
created	O
by	O
the	O
same	O
company	O
and	O
staff	O
.	O
</s>
<s>
The	O
Disk	B-Device
System	I-Device
's	O
rewriting	O
service	O
ended	O
in	O
September	O
2003	O
,	O
but	O
rewriting	O
for	O
Yuyuki	B-Application
was	O
terminated	O
a	O
year	O
earlier	O
in	O
October	O
2002	O
.	O
</s>
<s>
Goku	O
and	O
Chao	O
made	O
cameo	O
appearances	O
in	O
the	O
Kirby	B-Application
's	I-Application
Dream	I-Application
Land	I-Application
series	O
.	O
</s>
<s>
Chao	O
appears	O
in	O
the	O
Japanese	O
version	O
of	O
Kirby	B-Application
's	I-Application
Dream	I-Application
Land	I-Application
2	I-Application
,	O
which	O
was	O
released	O
in	O
1995	O
(	O
in	O
international	O
versions	O
,	O
Chao	O
is	O
replaced	O
by	O
a	O
female	O
version	O
of	O
Gooey	O
)	O
.	O
</s>
<s>
The	O
picture	O
shown	O
on	O
the	O
sound	O
test	O
screen	O
is	O
a	O
parody	O
of	O
a	O
scene	O
in	O
Yuyuki	B-Application
.	O
</s>
<s>
Both	O
Goku	O
and	O
Chao	O
appear	O
in	O
Kirby	B-Application
's	I-Application
Dream	I-Application
Land	I-Application
3	I-Application
,	O
released	O
in	O
1997	O
.	O
</s>
<s>
A	O
remix	O
of	O
most	O
of	O
the	O
songs	O
from	O
the	O
series	O
shows	O
up	O
as	O
a	O
medley	O
in	O
Super	B-Application
Smash	I-Application
Bros	I-Application
.	I-Application
</s>
<s>
Makoto	O
Asada	O
,	O
a	O
video	O
game	O
producer	O
at	O
5pb.	O
,	O
has	O
expressed	O
interest	O
in	O
making	O
a	O
remake	O
of	O
Yūyūki	B-Application
.	O
</s>
