<s>
Sinsy	B-Application
(	O
Singing	O
Voice	O
Synthesis	O
System	O
)	O
( しぃんしぃ	O
)	O
is	O
an	O
online	O
Hidden	O
Markov	O
model	O
(	O
HMM	O
)	O
-based	O
singing	O
voice	O
synthesis	O
system	O
by	O
the	O
Nagoya	O
Institute	O
of	O
Technology	O
that	O
was	O
created	O
under	O
the	O
Modified	B-Operating_System
BSD	I-Operating_System
license	I-Operating_System
.	O
</s>
<s>
The	O
user	O
uploads	O
data	O
in	O
the	O
MusicXML	O
format	O
,	O
which	O
the	O
Sinsy	B-Application
website	O
reads	O
to	O
output	O
a	O
WAV	O
file	O
of	O
the	O
generated	O
voice	O
.	O
</s>
<s>
As	O
of	O
December	O
25	O
,	O
2015	O
,	O
the	O
official	O
developers	O
of	O
Sinsy	B-Application
were	O
Keiichi	O
Tokuda	O
(	O
Producer	O
and	O
designer	O
)	O
,	O
Keiichiro	O
Oura	O
(	O
Design	O
and	O
Development	O
)	O
,	O
Kazuhiro	O
Nakamura	O
(	O
Development	O
and	O
Main	O
Maintainer	O
)	O
,	O
and	O
Yoshihiko	O
Nankaku	O
.	O
</s>
<s>
In	O
2016	O
,	O
Sinsy	B-Application
stated	O
using	O
the	O
deep	B-Algorithm
learning	I-Algorithm
processing	O
technology	O
DNN	O
.	O
</s>
<s>
Originally	O
produced	O
for	O
UTAU	B-Application
,	O
it	O
released	O
on	O
December	O
25	O
,	O
2013	O
.	O
</s>
