<s>
Sega	B-Application
Forever	I-Application
is	O
a	O
service	O
from	O
the	O
Japanese	O
video	O
game	O
developer	O
Sega	O
for	O
re-releasing	O
past	O
games	O
from	O
the	O
company	O
on	O
modern	O
platforms	O
.	O
</s>
<s>
The	O
service	O
was	O
launched	O
for	O
Android	B-Application
and	O
iOS	B-Application
devices	O
on	O
June	O
22	O
,	O
2017	O
.	O
</s>
<s>
Sega	B-Application
Forever	I-Application
is	O
a	O
service	O
by	O
Sega	O
to	O
re-release	O
their	O
previously	O
developed	O
video	O
games	O
on	O
Android	B-Application
and	O
iOS-based	O
platforms	O
.	O
</s>
<s>
While	O
Sega	O
stated	O
that	O
mobile	B-Application
devices	I-Application
were	O
the	O
initial	O
focus	O
for	O
the	O
service	O
,	O
they	O
also	O
stated	O
it	O
may	O
also	O
expand	O
to	O
other	O
platforms	O
in	O
the	O
future	O
,	O
such	O
as	O
PC	B-Device
and	O
video	B-Device
game	I-Device
consoles	I-Device
.	O
</s>
<s>
The	O
initial	O
wave	O
of	O
games	O
were	O
from	O
Sega	O
's	O
Genesis/Mega	B-Operating_System
Drive	I-Operating_System
console	O
,	O
with	O
the	O
service	O
later	O
adding	O
games	O
from	O
the	B-Operating_System
Dreamcast	I-Operating_System
,	O
Sega	B-Device
CD	I-Device
,	O
and	O
arcade	O
.	O
</s>
<s>
During	O
the	O
testing	O
phases	O
of	O
the	O
system	O
,	O
Sega	B-Device
Saturn	I-Device
and	O
Dreamcast	B-Operating_System
games	O
did	O
not	O
perform	O
satisfactorily	O
,	O
though	O
Sega	O
has	O
on-going	O
R&D	O
efforts	O
working	O
on	O
improving	O
them	O
in	O
hopes	O
of	O
future	O
release	O
.	O
</s>
<s>
Games	O
such	O
as	O
Panzer	B-Application
Dragoon	I-Application
have	O
been	O
considered	O
for	O
the	O
service	O
,	O
but	O
could	O
not	O
be	O
successfully	O
emulated	O
in	O
the	O
testing	O
phase	O
,	O
meaning	O
that	O
such	O
a	O
release	O
would	O
hypothetically	O
require	O
a	O
lengthy	O
porting	O
process	O
instead	O
.	O
</s>
<s>
Sega	O
is	O
also	O
open	O
to	O
releasing	O
games	O
that	O
had	O
not	O
previously	O
had	O
English	O
localizations	O
,	O
such	O
as	O
the	O
Yuji	O
Naka-designed	O
game	O
,	O
Girl	B-Application
's	I-Application
Garden	I-Application
.	O
</s>
<s>
Games	O
have	O
new	O
features	O
added	O
,	O
such	O
as	O
leaderboards	O
and	O
cloud	B-Architecture
saves	I-Architecture
,	O
and	O
touchscreen	B-Device
controls	O
,	O
though	O
they	O
also	O
have	O
controller	O
support	O
as	O
well	O
.	O
</s>
