<s>
ABA	B-Application
Games	I-Application
is	O
a	O
Japanese	O
video	O
game	O
developer	O
,	O
composed	O
solely	O
of	O
game	O
designer	O
Kenta	B-Application
Cho	I-Application
.	O
</s>
<s>
ABA	B-Application
Games	I-Application
 '	O
works	O
,	O
available	O
as	O
open	B-Application
source	I-Application
,	O
are	O
predominantly	O
shoot	O
'	O
em	O
up	O
games	O
often	O
inspired	O
by	O
classic	O
games	O
in	O
the	O
genre	O
.	O
</s>
<s>
The	O
positive	O
reaction	O
to	O
ABA	B-Application
Games	I-Application
 '	O
first	O
shoot	O
'	O
em	O
up	O
,	O
Noiz2sa	B-Application
(	O
2002	O
)	O
,	O
encouraged	O
him	O
to	O
concentrate	O
on	O
that	O
genre	O
.	O
</s>
<s>
The	O
developer	O
's	O
games	O
have	O
been	O
ported	O
from	O
the	O
original	O
Windows	B-Application
versions	O
to	O
macOS	B-Application
and	O
Linux	B-Application
,	O
and	O
various	O
handheld	B-Application
devices	I-Application
.	O
</s>
<s>
One	O
of	O
its	O
games	O
,	O
Tumiki	B-Application
Fighters	I-Application
,	O
was	O
remade	B-General_Concept
,	O
built	O
upon	O
and	O
released	O
for	O
the	B-Operating_System
Wii	I-Operating_System
console	O
as	O
Blast	B-Application
Works	I-Application
.	O
</s>
<s>
In	O
addition	O
to	O
Tumiki	B-Application
Fighters	I-Application
,	O
acclaimed	O
ABA	B-Application
Games	I-Application
titles	O
include	O
Gunroar	O
,	O
rRootage	O
and	O
Torus	B-Application
Trooper	I-Application
.	O
</s>
<s>
ABA	B-Application
Games	I-Application
 '	O
sole	O
developer	O
,	O
Kenta	B-Application
Cho	I-Application
,	O
began	O
writing	O
games	O
as	O
a	O
child	O
during	O
the	O
1980s	O
using	O
the	O
NEC	B-Device
PC-6001	I-Device
microcomputer	B-Architecture
,	O
as	O
there	O
were	O
few	O
commercially	O
available	O
games	O
.	O
</s>
<s>
He	O
continues	O
to	O
work	O
full-time	O
for	O
Toshiba	O
while	O
running	O
ABA	B-Application
Games	I-Application
as	O
a	O
hobby	O
,	O
working	O
mainly	O
on	O
weekends	O
.	O
</s>
<s>
Cho	O
is	O
the	O
sole	O
contributor	O
to	O
ABA	B-Application
Games	I-Application
.	O
</s>
<s>
ABA	B-Application
Games	I-Application
releases	O
a	O
game	O
approximately	O
every	O
six	O
months	O
,	O
with	O
the	O
first	O
three	O
months	O
spent	O
creating	O
prototypes	O
and	O
the	O
latter	O
three	O
spent	O
refining	O
a	O
finished	O
version	O
.	O
</s>
<s>
ABA	B-Application
Games	I-Application
released	O
its	O
first	O
shoot	O
'	O
em	O
up	O
game	O
for	O
Windows	B-Application
PCs	I-Application
—	O
Noiz2sa	B-Application
—	O
in	O
2002	O
,	O
and	O
the	O
positive	O
feedback	O
Cho	O
received	O
encouraged	O
him	O
to	O
concentrate	O
on	O
the	O
genre	O
.	O
</s>
<s>
ABA	B-Application
Games	I-Application
 '	O
creations	O
are	O
"	O
avant-garde	O
"	O
re-imaginings	O
of	O
classic	O
arcade	O
shoot	O
'	O
em	O
ups	O
,	O
using	O
modern	O
3D	O
graphics	O
techniques	O
to	O
emulate	O
older	O
vector	O
graphics	O
and	O
employing	O
"	O
imaginative	O
,	O
fresh	O
"	O
gameplay	O
ideas	O
.	O
</s>
<s>
According	O
to	O
Cho	O
,	O
his	O
graphical	O
style	O
was	O
inspired	O
by	O
the	O
game	O
Rez	B-Application
as	O
well	O
as	O
street	O
billboards	O
,	O
and	O
his	O
attempts	O
at	O
innovative	O
gameplay	O
features	O
have	O
been	O
inspired	O
by	O
games	O
such	O
as	O
Radiant	B-Application
Silvergun	I-Application
,	O
Ikaruga	B-Application
and	O
Gradius	B-Application
V	I-Application
.	O
ABA	B-Application
Games	I-Application
 '	O
works	O
also	O
tend	O
to	O
be	O
set	O
in	O
random	O
rather	O
than	O
scripted	O
events	O
.	O
</s>
<s>
Its	O
games	O
are	O
developed	O
for	O
Windows	B-Application
,	O
but	O
some	O
have	O
been	O
ported	O
to	O
other	O
systems	O
including	O
macOS	B-Application
,	O
iPhone	B-Device
,	O
iPod	B-Device
Touch	I-Device
,	O
and	O
PSP	B-Operating_System
,	O
with	O
its	O
game	O
Tumiki	B-Application
Fighters	I-Application
forming	O
the	O
basis	O
of	O
Wii	B-Operating_System
game	O
Blast	B-Application
Works	I-Application
(	O
which	O
included	O
a	O
selection	O
of	O
his	O
games	O
as	O
bonus	O
content	O
)	O
.	O
</s>
<s>
Cho	O
has	O
also	O
created	O
BulletML	B-Application
,	O
an	O
open	B-Application
source	I-Application
program	O
which	O
can	O
replicate	O
bullet	O
patterns	O
from	O
other	O
shoot	O
'	O
em	O
up	O
games	O
.	O
</s>
<s>
He	O
has	O
also	O
stated	O
his	O
use	O
of	O
the	O
D	B-Application
programming	I-Application
language	I-Application
proved	O
problematic	O
when	O
porting	O
Tumiki	B-Application
Fighters	I-Application
to	O
the	B-Operating_System
Wii	I-Operating_System
.	O
</s>
<s>
ABA	B-Application
Games	I-Application
 '	O
works	O
are	O
open	B-Application
source	I-Application
and	O
free	O
to	O
download	O
;	O
Cho	O
has	O
stated	O
he	O
creates	O
games	O
of	O
the	O
kind	O
which	O
he	O
desires	O
to	O
play	O
and	O
distributes	O
them	O
(	O
along	O
with	O
the	O
source	O
code	O
)	O
for	O
the	O
enjoyment	O
of	O
others	O
without	O
the	O
intent	O
of	O
monetary	O
profit	O
.	O
</s>
<s>
While	O
out	O
with	O
Japan	O
ABA	B-Application
Games	I-Application
is	O
known	O
as	O
a	O
"	O
doujin	O
"	O
developer	O
,	O
unlike	O
doujin	O
developers	O
Cho	O
does	O
not	O
seek	O
to	O
sell	O
his	O
works	O
,	O
nor	O
are	O
they	O
fan-created	B-Application
games	I-Application
;	O
however	O
,	O
Cho	O
is	O
affable	O
to	O
the	O
term	O
being	O
applied	O
to	O
his	O
work	O
.	O
</s>
<s>
Jonathan	O
Mak	O
,	O
creator	O
of	O
award-winning	O
game	O
Everyday	B-Application
Shooter	I-Application
(	O
published	O
by	O
Sony	O
on	O
PlayStation	B-Device
Network	I-Device
)	O
has	O
cited	O
ABA	B-Application
Games	I-Application
 '	O
Parsec	O
47	O
as	O
the	O
inspiration	O
behind	O
his	O
game	O
's	O
aesthetic	O
.	O
</s>
<s>
Gunroar	O
is	O
a	O
naval	O
themed	O
shoot	O
'	O
em	O
up	O
likened	O
to	O
a	O
vertically	O
scrolling	O
version	O
of	O
Geometry	O
Wars	O
(	O
or	O
a	O
cross	O
between	O
Asteroids	B-Application
and	O
Space	B-Application
Invaders	I-Application
)	O
.	O
</s>
<s>
The	O
player	O
controls	O
a	O
small	O
,	O
abstract	O
gunboat	O
which	O
can	O
be	O
rotated	O
through	O
360	O
degrees	O
as	O
in	O
games	O
such	O
as	O
Geometry	O
Wars	O
and	O
Robotron	B-Application
.	O
</s>
<s>
Tumiki	B-Application
Fighters	I-Application
is	O
a	O
side-scrolling	O
shooter	O
in	O
which	O
the	O
protagonist	O
is	O
a	O
toy	O
aeroplane	O
flying	O
through	O
a	O
cartoon	O
setting	O
.	O
</s>
<s>
The	O
game	O
employs	O
a	O
device	O
inspired	O
by	O
Katamari	B-Application
Damacy	I-Application
,	O
allowing	O
the	O
player	O
to	O
attach	O
debris	O
from	O
destroyed	O
enemies	O
to	O
the	O
aircraft	O
,	O
which	O
in	O
turn	O
act	O
as	O
armour	O
and	O
power-ups	O
.	O
</s>
<s>
Praised	O
for	O
its	O
addictive	O
gameplay	O
,	O
Tumiki	B-Application
Fighters	I-Application
formed	O
the	O
base	O
of	O
Blast	B-Application
Works	I-Application
:	I-Application
Build	I-Application
,	I-Application
Trade	I-Application
,	I-Application
Destroy	I-Application
,	O
a	O
game	O
published	O
by	O
Majesco	O
Entertainment	O
in	O
2008	O
for	O
the	B-Operating_System
Wii	I-Operating_System
.	O
</s>
<s>
Developer	O
Budcat	O
Creations	O
remade	B-General_Concept
ABA	B-Application
Games	I-Application
 '	O
creation	O
for	O
the	O
console	O
and	O
further	O
added	O
an	O
editor	O
function	O
allowing	O
extensive	O
user-created	O
content	O
.	O
</s>
<s>
Critics	O
acclaimed	O
Blast	B-Application
Works	I-Application
for	O
its	O
innovative	O
and	O
entertaining	O
gameplay	O
and	O
has	O
been	O
described	O
by	O
critics	O
variously	O
as	O
an	O
upgraded	O
version	O
or	O
remake	B-General_Concept
—	O
or	O
simply	O
a	O
port	O
or	O
re-release	O
—	O
of	O
Tumiki	B-Application
Fighters	I-Application
.	O
</s>
<s>
Blast	B-Application
Works	I-Application
featured	O
Tumiki	B-Application
Fighters	I-Application
,	O
as	O
well	O
as	O
three	O
other	O
ABA	B-Application
Games	I-Application
titles	O
,	O
as	O
bonus	O
content	O
.	O
</s>
<s>
The	O
game	O
featured	O
multiple	O
modes	O
:	O
"	O
normal	O
"	O
,	O
"	O
Psy	O
"	O
,	O
"	O
Ika	O
"	O
and	O
"	O
GW	O
"	O
;	O
the	O
latter	O
three	O
inspired	O
by	O
Psyvariar	B-Application
,	O
Ikaruga	B-Application
and	O
Giga	B-Application
Wing	I-Application
,	O
respectively	O
.	O
</s>
<s>
The	O
game	O
was	O
ported	O
to	O
the	O
iPhone	B-Device
and	O
iPod	B-Device
Touch	I-Device
by	O
developer	O
Lahzrog	O
Games	O
and	O
released	O
as	O
a	O
free	O
download	O
on	O
iTunes	B-Operating_System
.	O
</s>
<s>
However	O
,	O
the	O
reviewer	O
noted	O
the	O
iPhone	B-Device
version	O
sometimes	O
ran	O
more	O
slowly	O
than	O
intended	O
.	O
</s>
<s>
Torus	B-Application
Trooper	I-Application
,	O
a	O
reimagining	O
of	O
the	O
game	O
Tempest	B-Application
,	O
features	O
a	O
spacecraft	O
flying	O
through	O
an	O
abstract	O
tunnel	O
,	O
the	O
walls	O
of	O
which	O
twist	O
and	O
change	O
shape	O
.	O
</s>
<s>
Titanion	B-Application
is	O
a	O
vertical	O
shooter	O
acclaimed	O
for	O
its	O
attractive	O
graphics	O
.	O
</s>
<s>
Noiz2sa	B-Application
is	O
an	O
abstract	O
"	O
bullet	O
hell	O
"	O
shooter	O
,	O
a	O
sequel	O
to	O
the	O
earlier	O
Java	O
games	O
Noiz	O
and	O
Noiz2	O
and	O
a	O
predecessor	O
to	O
Parsec47	B-Application
.	O
</s>
<s>
As	O
Kenta	B-Application
Cho	I-Application
usually	O
releases	O
the	O
source	O
code	O
of	O
his	O
games	O
under	O
a	O
BSD-like	B-Operating_System
permissive	B-License
license	I-License
,	O
his	O
games	O
are	O
often	O
ported	O
by	O
volunteers	O
to	O
other	O
systems	O
.	O
</s>
<s>
For	O
example	O
,	O
Tumiki	B-Application
Fighters	I-Application
written	O
in	O
D	B-Application
and	O
released	O
in	O
2004	O
,	O
was	O
included	O
in	O
the	O
Linux	B-Application
distribution	I-Application
Debian	O
and	O
also	O
ported	O
to	O
Pandora	B-Device
handheld	B-Application
.	O
</s>
