Dreamcast

Xbox

Location: The unamed shop across from the big red bridge.

Difference: The sign's border has been filled in. 

Location: Up and to the right of the last sign.

Difference: The two horizontal white signs sticking out of the wall have been removed.

Location: Underneath the big "Taizan Grocery" sign.

Difference: The Long glass panel on the DC is split into three sections,
on the Xbox its all the one and is not made of glass.

Location: Up and to the right of the "Canton Cafe".

Difference: The tall sign made of five red squares. On the DC the very top square is blank,
On the Xbox a sign has been added to it.

Location: Same sign as above.

Difference: The back of the sign, On the DC its made up of 4 horizontal and 4 vertical poles.
On the Xbox its only made up of 2 horizontal and 2 vertical poles.

Location: Across from the "Canton Cafe" and up alittle.

Difference: On the DC there is another long horizontal sign (Two poles with four white
squares between them) sticking out of the wall. And again on the Xbox its gone.

Location: Un-named store to the right of the "Good Omen Butcher".

Difference: Both sides and bottom of the green sign on DC are blue & yellow, 
On Xbox they are green & white.

Location: Above the street to the right of the "Good Omen Butcher" shop.

Difference: Another white horizontal sign is missing from the Xbox.