<s>
Koichi	O
Nakamura	O
conceived	O
the	O
title	O
after	O
showing	O
his	O
work	O
on	O
the	O
Dragon	B-Application
Quest	I-Application
role-playing	O
video	O
games	O
to	O
a	O
girl	O
he	O
was	O
dating	O
.	O
</s>
<s>
Influenced	O
by	O
the	O
early	O
survival	O
horror	O
game	O
Sweet	B-Application
Home	I-Application
,	O
he	O
developed	O
it	O
into	O
a	O
horror-themed	O
interactive	O
story	O
.	O
</s>
<s>
The	O
game	O
sold	O
over	O
400,000	O
copies	O
in	O
Japan	O
,	O
including	O
over	O
300,000	O
copies	O
for	O
Super	B-Application
Famicom	I-Application
and	O
100,000	O
for	O
PlayStation	B-Device
.	O
</s>
<s>
A	O
sequel	B-Language
,	O
Kirigirisō	B-Application
,	O
was	O
released	O
in	O
2016	O
,	O
produced	O
by	O
Spike	O
Chunsoft	O
and	O
serving	O
as	O
a	O
crossover	O
with	O
and	O
prequel	B-Application
to	O
the	O
Danganronpa	B-Application
series	O
.	O
</s>
<s>
The	O
game	O
was	O
developed	O
at	O
the	O
same	O
time	O
as	O
Dragon	B-Application
Quest	I-Application
V	I-Application
.	O
Koichi	O
Nakamura	O
had	O
previously	O
been	O
involved	O
with	O
the	O
development	O
of	O
the	O
previous	O
Dragon	B-Application
Quest	I-Application
games	O
,	O
specifically	O
Dragon	B-Application
Quest	I-Application
,	O
Dragon	B-Application
Quest	I-Application
II	I-Application
and	O
Dragon	B-Application
Quest	I-Application
III	I-Application
,	O
and	O
recalled	O
that	O
he	O
was	O
dating	O
a	O
girl	O
at	O
the	O
time	O
who	O
did	O
not	O
play	O
video	O
games	O
.	O
</s>
<s>
Nakamura	O
described	O
the	O
influence	O
of	O
developing	O
a	O
horror	O
themed	O
game	O
at	O
the	O
time	O
lied	O
in	O
the	O
video	O
game	O
Sweet	B-Application
Home	I-Application
,	O
saying	O
:	O
"	O
there	O
were	O
n’t	O
any	O
real	O
horror	O
games	O
.	O
</s>
<s>
But	O
right	O
around	O
the	O
time	O
I	O
was	O
thinking	O
of	O
making	O
Otogirisō	B-Application
,	O
Capcom	O
created	O
Sweet	B-Application
Home	I-Application
.	O
</s>
<s>
The	O
thing	O
that	O
was	O
really	O
interesting	O
about	O
Sweet	B-Application
Home	I-Application
was	O
that	O
it	O
so	O
scary	O
that	O
you	O
did	O
n't	O
want	O
to	O
continue	O
playing	O
.	O
</s>
<s>
The	O
game	O
was	O
released	O
for	O
Super	B-Application
Famicom	I-Application
in	O
March	O
1992	O
and	O
was	O
described	O
as	O
selling	O
"	O
quite	O
high	O
"	O
in	O
Japan	O
by	O
Rik	O
Haynes	O
of	O
Super	O
Play	O
.	O
</s>
<s>
It	O
went	O
on	O
to	O
sell	O
over	O
400,000	O
copies	O
in	O
Japan	O
,	O
including	O
over	O
300,000	O
copies	O
for	O
the	O
Super	B-Application
Famicom	I-Application
and	O
about	O
100,000	O
for	O
the	O
PlayStation	B-Device
.	O
</s>
<s>
Famitsu	O
scored	O
the	O
PlayStation	B-Device
version	O
a	O
30	O
out	O
of	O
40	O
.	O
</s>
<s>
In	O
an	O
article	O
on	O
Japanese	O
games	O
in	O
Nintendo	B-Application
Power	I-Application
,	O
an	O
anonymous	O
writer	O
commented	O
that	O
"	O
to	O
American	O
gamers	O
who	O
have	O
made	O
fast-action	O
games	O
the	O
biggest	O
sellers	O
,	O
the	O
concept	O
of	O
a	O
video	O
mystery	O
novel	O
would	O
seem	O
quite	O
foreign	O
.	O
</s>
<s>
The	O
game	O
was	O
released	O
on	O
the	O
Wii	O
Virtual	B-Application
Console	I-Application
on	O
August	O
28	O
,	O
2007	O
.	O
</s>
<s>
Kirigirisō	O
was	O
announced	O
and	O
shown	O
in	O
the	O
October	O
2016	O
issue	O
of	O
Famitsu	O
by	O
Spike	O
Chunsoft	O
,	O
as	O
a	O
"	O
sound	O
novel	O
"	O
for	O
personal	B-Device
computer	I-Device
systems	O
Windows	B-Application
and	O
OS	B-Operating_System
X	I-Operating_System
.	O
</s>
<s>
The	O
game	O
was	O
developed	O
by	O
Danganronpa	B-Application
Kirigiri	O
author	O
Takekuni	O
Kitayama	O
on	O
request	O
of	O
Spike	O
Chunsoft	O
,	O
as	O
a	O
crossover	O
sequel	B-Language
to	O
Otogirisō	B-Application
and	O
prequel	B-Application
to	O
Danganronpa	B-Application
:	I-Application
Trigger	I-Application
Happy	I-Application
Havoc	I-Application
,	O
featuring	O
elements	O
from	O
the	O
Danganronpa	B-Application
series	O
.	O
</s>
