<s>
is	O
an	O
otome	B-Application
visual	O
novel	O
video	O
game	O
series	O
developed	O
and	O
released	O
by	O
Roseverte	O
for	O
Microsoft	B-Application
Windows	I-Application
,	O
Mac	B-Application
OS	I-Application
,	O
iOS	B-Application
and	O
Android	B-Application
.	O
</s>
<s>
Story	B-Application
of	I-Application
Eroolia	I-Application
is	O
a	O
compilation	O
of	O
stories	O
about	O
humans	O
and	O
cat	O
people	O
who	O
inhabit	O
the	O
island	O
of	O
Eroolia	O
,	O
an	O
isolated	O
land	O
from	O
the	O
outside	O
world	O
.	O
</s>
<s>
The	O
first	O
part	O
of	O
the	O
series	O
was	O
released	O
as	O
a	O
remastered	O
version	O
in	O
February	O
2021	O
for	O
PlayStation	B-Operating_System
4	I-Operating_System
,	O
Xbox	B-Device
One	I-Device
and	O
Nintendo	B-Application
Switch	I-Application
.	O
</s>
