<s>
is	O
a	O
Japanese	O
adult	B-Application
visual	O
novel	O
developed	O
by	O
Unisonshift	O
and	O
was	O
released	O
on	O
December	O
23	O
,	O
2004	O
,	O
for	O
Windows	O
.	O
</s>
<s>
The	O
gameplay	O
in	O
Peace	B-Application
@Pieces	I-Application
follows	O
a	O
linear	O
plot	O
line	O
,	O
which	O
offers	O
pre-determined	O
scenarios	O
and	O
courses	O
of	O
interaction	O
,	O
and	O
focuses	O
on	O
the	O
appeal	O
of	O
the	O
main	O
female	O
characters	O
.	O
</s>
<s>
Peace	B-Application
@Pieces	I-Application
was	O
the	O
tenth	O
project	O
developed	O
by	O
Unisonshift	O
,	O
and	O
is	O
developed	O
as	O
an	O
adult	B-Application
game	O
much	O
like	O
previous	O
titles	O
such	O
as	O
Innocent	O
Eye	O
's	O
.	O
</s>
<s>
Music	O
in	O
the	O
game	O
was	O
solely	O
composed	O
by	O
Ryō	O
Mizutsuki	O
,	O
known	O
for	O
her	O
later	O
contributions	O
on	O
BaseSon	O
's	O
Koihime	B-Application
Musō	I-Application
,	O
and	O
Key	O
Sounds	O
Label	O
's	O
Piano	O
no	O
Mori	O
.	O
</s>
<s>
Peace	B-Application
@Pieces	I-Application
was	O
first	O
introduced	O
to	O
the	O
public	O
on	O
December	O
23	O
,	O
2004	O
,	O
as	O
a	O
DVD-ROM	O
playable	O
on	O
only	O
a	O
Microsoft	B-Application
Windows	I-Application
PC	B-Device
,	O
and	O
was	O
subsequently	O
followed	O
by	O
a	O
fan	O
disc	O
,	O
titled	O
One	O
More	O
@Pieces	O
,	O
released	O
on	O
August	O
9	O
,	O
2005	O
.	O
</s>
<s>
It	O
was	O
later	O
followed	O
by	O
a	O
second	O
release	O
,	O
titled	O
Peace	B-Application
@Pieces	I-Application
+	O
One	O
More	O
@Pieces	O
Special	O
Memorial	O
Edition	O
,	O
released	O
on	O
November	O
22	O
,	O
2007	O
,	O
containing	O
the	O
game	O
itself	O
and	O
the	O
fan	O
disc	O
.	O
</s>
