<s>
is	O
a	O
puzzle	O
video	O
game	O
for	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
developed	O
by	O
SCEJ	O
.	O
</s>
<s>
It	O
was	O
released	O
in	O
Japan	O
on	O
March	O
19	O
,	O
2009	O
on	O
the	O
PlayStation	B-Device
Network	I-Device
download	O
service	O
,	O
and	O
has	O
been	O
compared	O
to	O
EA	B-Application
's	I-Application
Tetris	I-Application
on	O
the	B-Operating_System
PS3	I-Operating_System
and	O
its	O
direct	O
successor	O
Puyo	B-Application
Puyo	I-Application
Tetris	I-Application
in	O
terms	O
of	O
gameplay	O
,	O
though	O
the	O
object	O
of	O
the	O
game	O
is	O
to	O
compact	O
items	O
of	O
garbage	O
,	O
not	O
remove	O
rows	O
of	O
blocks	O
.	O
</s>
<s>
A	O
spring	O
2009	O
release	O
for	O
both	O
Europe	O
and	O
North	O
America	O
was	O
announced	O
in	O
conjunction	O
with	O
an	O
Earth	O
Day	O
promotion	O
in	O
the	O
PlayStation	B-Device
Store	O
.	O
</s>
<s>
Though	O
Europe	O
was	O
afterward	O
given	O
an	O
official	O
release	O
date	O
of	O
May	O
28	O
,	O
2009	O
,	O
only	O
a	O
preview	O
trailer	O
for	O
the	O
game	O
was	O
released	O
as	O
a	O
part	O
of	O
the	O
PlayStation	B-Device
Store	O
Update	O
for	O
both	O
the	O
NA	O
and	O
EU	O
regions	O
on	O
that	O
date	O
.	O
</s>
<s>
Online	O
leaderboards	O
and	O
trophy	O
support	O
are	O
available	O
for	O
both	O
single	O
player	O
and	O
multiplayer	O
high	O
scores	O
via	O
the	O
PlayStation	B-Device
Network	I-Device
.	O
</s>
<s>
In	O
addition	O
,	O
players	O
will	O
have	O
the	O
option	O
to	O
upload	O
up	O
to	O
10	O
minutes	O
of	O
a	O
gaming	O
session	O
to	O
YouTube	B-General_Concept
.	I-General_Concept
</s>
