<s>
Boktai	B-Application
:	I-Application
The	I-Application
Sun	I-Application
is	I-Application
in	I-Application
Your	I-Application
Hand	I-Application
is	O
an	O
action-adventure	O
role-playing	O
video	O
game	O
released	O
by	O
Konami	O
for	O
the	O
Game	B-Device
Boy	I-Device
Advance	I-Device
in	O
2003	O
,	O
and	O
the	O
first	O
game	O
in	O
the	O
Boktai	B-Application
series	O
.	O
</s>
<s>
The	O
player	O
takes	O
the	O
role	O
of	O
Django	O
,	O
a	O
vampire	O
hunter	O
,	O
who	O
uses	O
a	O
weapon	O
called	O
the	O
"	O
Gun	B-Application
Del	I-Application
Sol	I-Application
"	O
(	O
Solar	O
Gun	O
)	O
,	O
that	O
fires	O
bolts	O
of	O
sunlight	O
at	O
enemies	O
.	O
</s>
<s>
He	O
turned	O
out	O
to	O
have	O
the	O
blood	O
of	O
one	O
of	O
the	O
most	O
legendary	O
vampire	O
hunters	O
running	O
in	O
his	O
veins	O
,	O
and	O
was	O
also	O
the	O
heir	O
of	O
the	O
Gun	B-Application
Del	I-Application
Sol	I-Application
.	O
</s>
<s>
In	O
order	O
to	O
charge	O
the	O
in-game	O
solar	O
weapons	O
,	O
the	O
player	O
must	O
take	O
their	O
Game	B-Device
Boy	I-Device
Advance	I-Device
(	O
GBA	B-Device
)	O
outside	O
in	O
the	O
daytime	O
(	O
as	O
verified	O
by	O
the	O
light	O
sensor	O
)	O
.	O
</s>
<s>
Before	O
a	O
game	O
is	O
started	O
,	O
the	O
player	O
is	O
prompted	O
to	O
set	O
their	O
current	O
time	O
and	O
time	B-Device
zone	I-Device
.	O
</s>
<s>
The	O
game	O
received	O
"	O
favorable	O
"	O
reviews	O
according	O
to	O
the	O
review	B-Application
aggregation	I-Application
website	O
Metacritic	O
.	O
</s>
<s>
Boktai	B-Application
was	O
followed	O
by	O
two	O
sequels	O
on	O
the	O
Game	B-Device
Boy	I-Device
Advance	I-Device
:	O
Boktai	B-Application
2	I-Application
:	I-Application
Solar	I-Application
Boy	I-Application
Django	I-Application
and	O
Shin	O
Bokura	O
no	O
Taiyō	O
:	O
Gyakushū	O
no	O
Sabata	O
(	O
also	O
known	O
as	O
Boktai	B-Application
3	O
:	O
Sabata	O
's	O
Counterattack	O
)	O
.	O
</s>
<s>
Both	O
GBA	B-Device
sequels	O
employed	O
the	O
use	O
of	O
a	O
solar	O
sensor	O
on	O
their	O
cartridges	O
.	O
</s>
<s>
A	O
fourth	O
game	O
was	O
released	O
for	O
the	O
Nintendo	B-Device
DS	I-Device
titled	O
Bokura	O
no	O
Taiyō	O
:	O
Django	O
&	O
Sabata	O
,	O
released	O
outside	O
Japan	O
under	O
the	O
title	O
Lunar	B-Application
Knights	I-Application
.	O
</s>
<s>
The	O
name	O
change	O
was	O
an	O
attempt	O
to	O
rebrand	O
the	O
series	O
after	O
the	O
fourth	O
game	O
abandoned	O
the	O
use	O
of	O
a	O
solar	O
sensor	O
(	O
due	O
to	O
the	O
Nintendo	B-Device
DS	I-Device
using	O
cards	B-Device
instead	O
of	O
cartridges	O
)	O
.	O
</s>
<s>
A	O
manga	O
was	O
produced	O
called	O
Solar	B-Application
Boy	I-Application
Django	I-Application
.	O
</s>
<s>
It	O
was	O
produced	O
by	O
Makoto	O
Hisoka	O
and	O
was	O
loosely	O
based	O
on	O
the	O
Boktai	B-Application
storyline	O
.	O
</s>
<s>
Django	O
and	O
Otenko	O
appeared	O
in	O
Mega	B-Application
Man	I-Application
Battle	I-Application
Network	I-Application
4	I-Application
.	O
</s>
