<s>
,	O
abbreviated	O
as	O
Toraha	B-Application
,	O
is	O
a	O
series	O
of	O
eroge	B-Application
by	O
Janis	O
and	O
OVAs	O
by	O
Mook	O
and	O
Seven	O
Arcs	O
that	O
is	O
best	O
known	O
for	O
its	O
spin-off	O
series	O
,	O
Magical	O
Girl	O
Lyrical	O
Nanoha	O
.	O
</s>
<s>
The	O
2000	O
-	O
2002	O
adult	O
OVA	O
,	O
based	O
on	O
the	O
game	O
Triangle	B-Application
Heart	I-Application
2	O
,	O
focuses	O
on	O
an	O
all-girl	O
dorm	O
and	O
Kousuke	O
,	O
its	O
male	O
temporary	O
manager	O
.	O
</s>
<s>
The	O
2003	O
OVA	O
,	O
based	O
on	O
the	O
game	O
Triangle	B-Application
Heart	I-Application
3	O
,	O
focuses	O
on	O
a	O
boy	O
named	O
Kyōya	O
Takamachi	O
who	O
,	O
with	O
his	O
cousin-turned-sister	O
,	O
vows	O
to	O
protect	O
a	O
childhood	O
friend	O
from	O
a	O
mysterious	O
terrorist	O
organization	O
.	O
</s>
<s>
There	O
have	O
also	O
been	O
two	O
fanbox	O
games	O
,	O
Love	O
Love	O
Toy	O
Box	O
,	O
based	O
on	O
Triangle	B-Application
Heart	I-Application
and	O
Triangle	B-Application
Heart	I-Application
2	O
,	O
and	O
Lyrical	O
Toy	O
Box	O
,	O
based	O
on	O
Triangle	B-Application
Heart	I-Application
3	O
.	O
</s>
<s>
Two	O
versions	O
of	O
Triangle	B-Application
Heart	I-Application
3	O
:	O
Sweet	O
Songs	O
Forever	O
were	O
published	O
,	O
one	O
by	O
KSS	O
(	O
4	O
volumes	O
)	O
,	O
and	O
the	O
other	O
by	O
SOFTBANK	O
Publishing	O
Inc	O
.	O
(	O
1	O
volume	O
)	O
.	O
</s>
<s>
Triangle	B-Application
Heart	I-Application
:	O
</s>
<s>
Triangle	B-Application
Heart	I-Application
2	O
:	O
Sazanami	O
Joshiryō	O
:	O
</s>
<s>
Triangle	B-Application
Heart	I-Application
3	O
:	O
Sweet	O
Songs	O
Forever	O
:	O
</s>
<s>
A	O
classmate	O
of	O
Shinichirō	O
,	O
and	O
a	O
tomboy	B-Language
who	O
dresses	O
in	O
the	O
boys	O
 '	O
uniform	O
.	O
</s>
<s>
In	O
Triangle	B-Application
Heart	I-Application
3	O
,	O
she	O
is	O
Shinobu	O
's	O
aunt	O
and	O
the	O
creator	O
of	O
Noel	O
.	O
</s>
<s>
Before	O
she	O
was	O
an	O
assassin	O
in	O
Triangle	B-Application
Heart	I-Application
3	O
,	O
Yung-fa	O
was	O
just	O
a	O
normal	O
Chinese	O
exchange	O
student	O
.	O
</s>
<s>
See	O
Characters	O
in	O
Triangle	B-Application
Heart	I-Application
.	O
</s>
