<s>
The	O
Sharp	B-Device
Willcom	I-Device
D4	I-Device
is	O
an	O
Ultra	O
mobile	O
PC	O
(	O
UMPC	O
)	O
made	O
and	O
sold	O
only	O
in	O
Japan	O
.	O
</s>
<s>
Due	O
to	O
the	O
default	O
partitioning	O
the	O
device	O
will	O
run	O
out	O
of	O
disk	O
space	O
on	O
the	O
system	O
partition	O
if	O
the	O
users	O
installs	O
all	O
recommended	O
Windows	B-Application
Vista	I-Application
and	O
Microsoft	O
Office	O
updates	O
even	O
if	O
no	O
other	O
software	O
was	O
ever	O
installed	O
.	O
</s>
