Tables and contextual rule for Katakana middle dot

[Patrik Fältström]

Thank you Yoneya-san!

I am now as editor of the document awaiting the consensus of this  
working group before I choose to include this or not.

     Regards, Patrik

On 8 apr 2009, at 12.20, Yoshiro YONEYA wrote:

> Dear all,
>
> Following is proposed modification to KATAKANA MIDDLEDOT definition
> in tables-05 document.  Excluding Alphabet and digit causes somewhat
> implications to existing registration, but I couldn't find legitimate
> explanation for including them as Japanese context.  How to deal with
> the implications is decision of registries.
>
> Appendix A.12.  KATAKANA MIDDLE DOT
>   Code point:
>      U+30FB
>   Overview:
>      MUST be used with at least one Han, Hiragana or Katakana.
>   Lookup:
>      False
>   Rule Set:
>      False;
>      For All Characters:
>        If Script(cp) .eq. ( Han | Hiragana | Katakana ) Then True;
>        If cp .in. U+3005..U+3007 Then True;
>      End For;
>
> Best regards,
>
> -- 
> Yoshiro YONEYA <yone at jprs.co.jp>
>
> On Mon, 6 Apr 2009 19:12:58 +0900 Yoshiro YONEYA <yone at jprs.co.jp>  
> wrote:
>
>> Dear Patrik-san,
>>
>> Japanese uses Hiragana, Katakana, Han, Alphabet letters (a-z), and
>> digit (0-9) for names.  KATAKANA MIDDLEDOT is usually used with those
>> names, so the following kind of case is really exists and used:
>>
>>    Play<KATAKANA MIDDLEDOT>Station<KATAKANA MIDDLEDOT>4.jp
>>
>> That is the reason why I said "Japanese context".
>>
>> To be precise, Japanese scripts (for IDN) are consists from:
>>
>>    Hiragana, Katakana, Han, Alphabet, Digit,
>>    IDEOGRAPHIC CLOSING MARK, IDEOGRAPHIC NUMBER ZERO,
>>    KATAKANA MIDDLEDOT and IDEOGRAPHIC ITERATION MARK
>>
>> Extracting Alphabet and Digit from the list is unacceptable.
>>
>> I'll try to express this ambiguous situation more clearly.
>>
>> Regards,
>>
>> -- 
>> Yoshiro YONEYA <yone at jprs.co.jp>
>>
>> On Mon, 6 Apr 2009 10:47:20 +0200 Patrik Fältström <patrik at  
>> frobbit.se> wrote:
>>
>>> On 6 apr 2009, at 09.36, Yoshiro YONEYA wrote:
>>>
>>>> Dear John-san and Patrik-san,
>>>>
>>>> In reality, in Japanese context, KATAKANA MIDDLEDOT (U+30FB) is  
>>>> used
>>>> to compose names and to concatenate words, so it is used various
>>>> places.
>>>> And sometimes preceeding and/or succeeding character is alphabet or
>>>> digit
>>>> ([a-zA-Z0-9]).  Furthermore, KATAKANA MIDDLEDOT is sometimes  
>>>> placed at
>>>> the beginning or the ending of names.
>>>>
>>>> Therefore, it is very difficult to define rule set for KATAKANA
>>>> MIDDLEDOT.
>>>> What I can say is:
>>>>
>>>>   (KATAKANA MIDDLEDOT) MUST be used in Japanese context.
>>>
>>>
>>> Yoneya-san,
>>>
>>> Can you express this in more specific terms that can be included in
>>> the draft? Do you with "japanese" imply it has to be one of the
>>> japanese scripts (as John said) for example?
>>>
>>>     Patrik
>
>

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