<s>
is	O
an	O
action	B-Application
role-playing	I-Application
game	I-Application
developed	O
and	O
published	O
by	O
T&E	O
Soft	O
.	O
</s>
<s>
It	O
was	O
originally	O
released	O
for	O
the	O
NEC	B-Device
PC-6001	I-Device
and	O
PC-8801	B-Device
computers	O
in	O
1984	O
,	O
in	O
Japan	O
only	O
;	O
ports	O
for	O
the	O
MSX	B-Operating_System
,	O
MSX2	B-Operating_System
,	O
FM-7	B-Device
and	O
NEC	B-Operating_System
PC-9801	I-Operating_System
were	O
released	O
the	O
following	O
year	O
.	O
</s>
<s>
A	O
Famicom	O
version	O
was	O
released	O
under	O
the	O
name	O
Hydlide	B-Application
Special	I-Application
in	O
Japan	O
in	O
1986	O
.	O
</s>
<s>
Three	O
years	O
later	O
,	O
it	O
was	O
localized	O
and	O
released	O
in	O
English	O
regions	O
for	O
the	O
Nintendo	O
Entertainment	O
System	O
by	O
Fujisankei	O
Communications	O
International	O
,	O
known	O
as	O
simply	O
Hydlide	B-Application
.	O
</s>
<s>
A	O
Sega	B-Operating_System
Genesis	I-Operating_System
version	O
of	O
Hydlide	B-Application
Special	I-Application
was	O
showcased	O
at	O
the	O
1989	O
SCES	O
but	O
never	O
released	O
.	O
</s>
<s>
The	O
game	O
spawned	O
the	O
Hydlide	B-Application
series	O
,	O
followed	O
by	O
the	O
sequels	O
Hydlide	B-Application
II	O
:	O
Shine	O
of	O
Darkness	O
in	O
1985	O
and	O
Hydlide	B-Application
3	I-Application
:	I-Application
The	I-Application
Space	I-Application
Memories	I-Application
(	O
Super	B-Application
Hydlide	I-Application
)	O
in	O
1987	O
.	O
</s>
<s>
A	O
1995	O
remake	O
was	O
released	O
for	O
the	O
Sega	B-Device
Saturn	I-Device
as	O
Virtual	B-Application
Hydlide	I-Application
.	O
</s>
<s>
The	O
young	O
knight	O
Jim	O
stood	O
up	O
and	O
took	O
action	B-Application
to	O
restore	O
peace	O
in	O
the	O
kingdom	O
.	O
</s>
<s>
His	O
idea	O
behind	O
Hydlide	B-Application
was	O
to	O
mix	O
together	O
action	B-Application
and	O
RPG	O
elements	O
into	O
a	O
new	O
"	O
action	B-Application
RPG	I-Application
"	O
genre	O
.	O
</s>
<s>
He	O
was	O
inspired	O
by	O
The	B-Application
Tower	I-Application
of	I-Application
Druaga	I-Application
and	O
The	B-Application
Black	I-Application
Onyx	I-Application
,	O
especially	O
the	O
former	O
,	O
as	O
Hydlides	B-Application
design	O
leans	O
more	O
towards	O
action	B-Application
than	O
role-playing	O
.	O
</s>
<s>
Hydlide	B-Application
essentially	O
took	O
The	B-Application
Tower	I-Application
of	I-Application
Druaga	I-Application
formula	O
to	O
a	O
colorful	O
open	O
world	O
,	O
and	O
added	O
RPG	O
mechanics	O
.	O
</s>
<s>
Hydlide	B-Application
also	O
borrowed	O
the	O
health	O
meter	O
mechanic	O
from	O
The	B-Application
Black	I-Application
Onyx	I-Application
,	O
and	O
took	O
it	O
a	O
step	O
further	O
with	O
a	O
regenerating	O
health	O
meter	O
.	O
</s>
<s>
Naito	O
noted	O
that	O
he	O
was	O
completely	O
unaware	O
of	O
Western	O
role-playing	O
games	O
like	O
Ultima	O
and	O
Wizardry	B-Device
when	O
he	O
was	O
developing	O
Hydlide	B-Application
,	O
as	O
he	O
had	O
never	O
used	O
the	O
Apple	B-Device
II	I-Device
before	O
.	O
</s>
<s>
He	O
said	O
that	O
he	O
only	O
became	O
aware	O
of	O
two	O
other	O
Japanese	O
action	B-Application
RPG	I-Application
projects	O
,	O
Dragon	B-Application
Slayer	I-Application
and	O
Courageous	O
Perseus	O
,	O
while	O
reading	O
a	O
magazine	O
during	O
Hydlides	B-Application
development	O
,	O
and	O
was	O
shocked	O
to	O
find	O
that	O
Hydlide	B-Application
was	O
not	O
the	O
only	O
attempt	O
at	O
the	O
concept	O
.	O
</s>
<s>
He	O
underestimated	O
Dragon	B-Application
Slayer	I-Application
but	O
felt	O
threatened	O
by	O
Courageous	O
Perseus	O
,	O
believing	O
the	O
latter	O
to	O
be	O
more	O
visually	O
impressive	O
;	O
Courageous	O
Perseus	O
turned	O
out	O
to	O
be	O
not	O
as	O
successful	O
,	O
whereas	O
Dragon	B-Application
Slayer	I-Application
went	O
on	O
to	O
become	O
Hydlides	B-Application
biggest	O
competitor	O
,	O
through	O
subsequent	O
sequels	O
.	O
</s>
<s>
Hydlide	B-Application
was	O
well-received	O
and	O
considered	O
an	O
innovator	O
when	O
released	O
in	O
Japan	O
in	O
1984	O
.	O
</s>
<s>
Hydlide	B-Application
was	O
one	O
of	O
the	O
first	O
action	B-Application
role-playing	I-Application
games	I-Application
,	O
along	O
with	O
Courageous	O
Perseus	O
and	O
Dragon	B-Application
Slayer	I-Application
.	O
</s>
<s>
Hydlide	B-Application
was	O
also	O
an	O
early	O
open	O
world	O
game	O
,	O
rewarding	O
exploration	O
in	O
an	O
open	O
world	O
environment	O
.	O
</s>
<s>
It	O
sold	O
2	O
million	O
copies	O
in	O
Japan	O
,	O
including	O
1	O
million	O
for	O
home	O
computers	O
(	O
including	O
the	O
PC-88	B-Device
,	O
PC-98	B-Operating_System
,	O
PC-66	B-Device
,	O
Sharp	B-Device
X1	I-Device
,	O
FM7	O
,	O
MSX	B-Operating_System
,	O
MSX2	B-Operating_System
,	O
and	O
MZ-2000	O
)	O
and	O
1	O
million	O
for	O
the	O
Famicom	O
console	O
.	O
</s>
<s>
The	O
game	O
was	O
influential	O
on	O
the	O
action	B-Application
RPG	I-Application
genre	O
,	O
including	O
titles	O
such	O
as	O
Ys	O
.	O
</s>
<s>
The	O
recharging	O
health	O
mechanic	O
first	O
introduced	O
by	O
Hydlide	B-Application
in	O
1984	O
would	O
,	O
decades	O
later	O
,	O
become	O
a	O
common	O
mechanic	O
widely	O
used	O
in	O
many	O
video	O
games	O
,	O
including	O
shooter	O
games	O
such	O
as	O
Halo	O
.	O
</s>
<s>
Hydlides	B-Application
open	O
world	O
game	O
design	O
inspired	O
Hideo	O
Kojima	O
,	O
who	O
designed	O
Metal	B-Application
Gear	I-Application
Solid	I-Application
V	I-Application
:	I-Application
The	I-Application
Phantom	I-Application
Pain	I-Application
so	O
that	O
it	O
captures	O
the	O
open-world	O
feel	O
he	O
felt	O
when	O
he	O
first	O
played	O
Hydlide	B-Application
on	O
PC	O
.	O
</s>
<s>
PlatinumGames	O
director	O
Hideki	O
Kamiya	O
was	O
inspired	O
by	O
the	O
Hydlide	B-Application
series	O
,	O
which	O
he	O
cited	O
as	O
an	O
influence	O
on	O
Scalebound	B-Device
,	O
a	O
cancelled	O
open	O
world	O
action	B-Application
RPG	I-Application
.	O
</s>
<s>
Hydlide	B-Application
was	O
initially	O
released	O
outside	O
of	O
Japan	O
through	O
the	O
European	O
release	O
of	O
the	O
MSX	B-Operating_System
version	O
.	O
</s>
<s>
Beyond	O
that	O
,	O
1989	O
saw	O
the	O
release	O
of	O
a	O
localization	O
of	O
Hydlide	B-Application
Special	I-Application
for	O
the	O
NES	O
,	O
simply	O
titled	O
Hydlide	B-Application
itself	O
.	O
</s>
<s>
Unlike	O
Dragon	B-Application
Quest	I-Application
,	O
which	O
was	O
improved	O
upon	O
for	O
its	O
US	O
localization	O
,	O
Hydlide	B-Application
was	O
left	O
essentially	O
unaltered	O
beyond	O
minor	O
changes	O
to	O
the	O
title	O
screen	O
and	O
some	O
prompts/messages	O
.	O
</s>
<s>
In	O
North	O
America	O
,	O
it	O
was	O
compared	O
unfavorably	O
to	O
The	B-Application
Legend	I-Application
of	I-Application
Zelda	I-Application
(	O
1986	O
)	O
,	O
which	O
had	O
improved	O
significantly	O
upon	O
Hydlide	B-Application
.	O
</s>
<s>
The	O
NES	O
version	O
of	O
Hydlide	B-Application
became	O
notorious	O
in	O
the	O
West	O
for	O
its	O
repetitive	O
background	O
music	O
that	O
bears	O
similarity	O
to	O
John	O
Williams	O
 '	O
Indiana	O
Jones	O
theme	O
or	O
Disney	O
's	O
It	O
's	O
a	O
Small	O
World	O
After	O
All	O
.	O
</s>
<s>
Hydlide	B-Application
had	O
several	O
follow-ups	O
:	O
</s>
<s>
Hydlide	B-Application
II	O
:	O
Shine	O
of	O
Darkness	O
was	O
originally	O
released	O
for	O
the	O
NEC	B-Device
PC-8801	I-Device
in	O
1985	O
and	O
then	O
ported	O
to	O
the	O
MSX	B-Operating_System
in	O
Japan	O
.	O
</s>
<s>
An	O
official	O
English	O
version	O
was	O
released	O
through	O
the	O
Dutch	O
MSX	B-Operating_System
games	O
distribution	O
platform	O
WOOMB.net	O
in	O
late	O
2006	O
,	O
the	O
first	O
official	O
release	O
outside	O
Japan	O
.	O
</s>
<s>
Hydlide	B-Application
3	I-Application
:	I-Application
The	I-Application
Space	I-Application
Memories	I-Application
was	O
released	O
in	O
1987	O
for	O
the	O
MSX	B-Operating_System
in	O
Japan	O
;	O
a	O
Family	O
Computer	O
version	O
(	O
with	O
the	O
subtitle	O
闇からの訪問者	O
=	O
yami	O
kara	O
no	O
hōmonsha	O
=	O
visitor	O
from	O
darkness	O
)	O
was	O
released	O
in	O
Japan	O
in	O
1989	O
.	O
</s>
<s>
This	O
game	O
was	O
also	O
re-released	O
through	O
the	O
Dutch	O
MSX	B-Operating_System
games	O
distribution	O
platform	O
WOOMB.net	O
in	O
late	O
2006	O
,	O
with	O
an	O
English	O
translation	O
.	O
</s>
<s>
Super	B-Application
Hydlide	I-Application
is	O
an	O
updated	O
port	O
of	O
Hydlide	B-Application
3	I-Application
released	O
for	O
the	O
Sega	B-Operating_System
Genesis/Mega	I-Operating_System
Drive	I-Operating_System
.	O
</s>
<s>
Virtual	B-Application
Hydlide	I-Application
is	O
a	O
1995	O
remake	O
of	O
Hydlide	B-Application
,	O
still	O
developed	O
by	O
T&E	O
Soft	O
but	O
released	O
exclusively	O
for	O
the	O
Sega	B-Device
Saturn	I-Device
.	O
</s>
<s>
It	O
uses	O
pseudo-3D	O
graphics	O
,	O
a	O
live	O
action	B-Application
player	O
character	O
,	O
and	O
a	O
system	O
which	O
creates	O
a	O
new	O
game	O
world	O
for	O
each	O
game	O
by	O
randomly	O
selecting	O
from	O
sets	O
of	O
pre-designed	O
level	O
maps	O
.	O
</s>
