The European and Japanese versions of the software use different character sets.
Additionally, the European and Japanese versions of the software have different characters in each of their tables.
The alternate display table is accessible by setting a bit associated with the character in V-RAM, located in the same part of memory that controls the color and background color of the character.
[3][4] Characters from the alternate display character set are not supported by the BASIC interpreter and cannot be typed directly from the keyboard; instead, they can be displayed by using the BASIC command POKE.
[13][15] The code points in the range 0x20 to 0x7E mostly match the printable characters in ASCII; however, 0x5F is an overline instead of an underscore.