$@1~JgO@J835MW(B                                          1996 $@G/(B 4 $@7n(B 21 $@F|(B
JSSST/JUS/WIDE $@9gF1%3%s%U%!%l%s%9(B
$@%+%F%4%j!<!'<R2q$H%$%s%?!<%M%C%H(B
                                            $@M-8B2q<R%P%j%"%U%j!<(B  $@NS(B  $@5#(B
                                                        Tsuyoshi Hayashi
                                                      Barrier Free, Inc.

                                $@3HD%(B URL
                Extended Uniform Resource Locator (XURL)

$@MW;](B

  $@$3$NJ8=q$O!"%$%s%?!<%M%C%H$r7PM3$7$F!"$"$k$$$O7PM3$9$k$3$H$J$/F~<j2D(B
$@G=$J;q8;$rI=8=$9$k$?$a$N4J7i$JJ8;zNs$G$"$k(B Extended Uniform Resource
Locator ($@3HD%(B URL: XURL) $@$NDs0F$r9T$&$b$N$G$"$k!#(B
  XURL $@$r;H$&$3$H$K$h$j2f!9$O!"$I$N$h$&$J%?%$%W$N;q8;$G$b;X$7<($9$3$H$,(B
$@2DG=$K$J$k>e!"#2$D$N@$3&!"$9$J$o$A%$%s%?!<%M%C%H$N@$3&$H<B@$3&$H$rE}9g(B
$@$9$k$3$H$,$G$-$k$N$G$"$k!#(BXRUL $@$NOHAH$O!"(BUniform Resource Locator (URL)
$@$N3HD%%P!<%8%g%s$H$J$C$F$$$k!#(B

0. $@!V;q8;!W$K$D$$$F(B

  $@$3$NJ8=q$K$*$$$F!V;q8;!W$H$O!"$"$i$f$k%?%$%W$NJ*;v!"J*M}E*B8:_!"35G0!"(B
$@@:?@E*;v9`$r0UL#$7$F$$$k!#6qBNE*$K$O!"B?$/$N;v<B>pJs!"%G!<%?%Y!<%9!"%3(B
$@%s%T%e!<%?$N%U%!%$%k!";f$N%U%!%$%k!"%O!<%I%&%'%"!"%=%U%H%&%'%"!"%*%s%i(B
$@%$%s$b$7$/$O%*%U%i%$%s$K$h$k>pJs%5!<%S%9!"(B($@$"$J$?$H;d$r4^$`(B) $@?M4V$NB8(B
$@:_!"NI$$%"%$%G%"$^$?$O0-0U$"$k9M$(!"$"$k$$$O$=$NB>$b$m$b$m$r;X$7$F$$$k!#(B
$@$$$/$D$+$O%$%s%?!<%M%C%H>e$KB8:_$7!"$$$/$D$+$O$"$J$?$d;d$N?H$N2s$j$KB8(B
$@:_$9$k$N$G$"$k!#(B

1. $@=xO@(B

  $@%$%s%?!<%M%C%H$N%3%_%e%K%F%#$K$H$C$F!"(BUniform Resource Locator (URL)
(RFC 1738) $@$OHs>o$KM-MQ$J%3!<%I$G$"$k!#$3$N%3!<%I$rMQ$$$k$3$H$K$h$j2f!9(B
$@$O!"%$%s%?!<%M%C%H>e$GDs6!$5$l$F$$$kB?$/$N;q8;(B ($@%3%s%T%e!<%?$N%U%!%$%k(B
$@$b$7$/$O%5!<%S%9(B) $@$r;X$7<($9$3$H$,$G$-$k!#$7$+$7$J$,$i(B URL $@$O!"%$%s%?!<(B
$@%M%C%H$NNN0h$G$7$+8z2L$rM-$7$F$$$J$$!#(B
  $@%$%s%?!<%M%C%H$N30B&$K$OB?$/$N;q8;$,B8:_$7$F$$$k$,!"2f!9$O$=$l$i$r%$(B
$@%s%?!<%M%C%HB&$+$i;X$7<($7$?$jF1Dj$9$k$3$H$,$G$-$J$$!#?tG/0JFb$K!"$h$j(B
$@B?$/$N>pJs%5!<%S%9$,%$%s%?!<%M%C%H>e$GDs6!$5$l$k$3$H$K$J$k$@$m$&!#$@$,!"(B
$@EvA3$N$3$H$G$O$"$k$,!"B?$/$N;q8;$O0JA0$H$7$F<B@$3&$KN1$^$jB3$1$k$@$m$&(B
$@$7!"$$$/$D$+$ON>J}$N@$3&$GDs6!$5$l$k$G$"$m$&!#7k6I2f!9$O!"#2$D$N0[$J$k(B
$@%?%$%W$N;q8;(!(!#1$D$O%$%s%?!<%M%C%H>e$N;q8;!"$b$&#1$D$O%$%s%?!<%M%C%H(B
$@30$N;q8;(!(!$r<h$j07$o$J$1$l$P$J$i$J$$$N$G$"$k!#:#F|$o$l$o$l$O!"A0<T$r(B
$@$I$N$h$&$K<h$j07$C$?$i$h$$$N$+$K$D$$$F$OCN$C$F$$$k!#$7$+$7!"8e<T$K$D$$(B
$@$F$O$^$@<h$j07$&<jCJ$r;}$C$F$$$J$$!#$=$l$f$(;d$O!"%$%s%?!<%M%C%H30$N;q(B
$@8;$r;X$7<($9$?$a$K$b!"$^$?!"#2$D$N@$3&$rE}9g$9$k$?$a$K$b(B XURL $@$,I,MW$@(B
$@$H9M$($?$N$G$"$k!#(B
  $@$b$7$+$9$k$H2f!9$O!"(BXURL $@$rF3F~$9$k$3$H$K$h$j%$%s%?!<%M%C%H$N@$3&$H<B(B
$@@$3&$H$N4V$KB8:_$9$kJI$r<h$jJ'$&$3$H$,$G$-$k$+$b$7$l$J$$!#2C$($F(B XURL
$@$O!"$b$7$bE,@Z$J5!4X$,%G%8%?%k=pL>JB$S$KG'>Z$r9T$&%7%9%F%`$rDs6!$7$?$J(B
$@$i$P!"EE;RE*$J;~9o>ZL@$N$?$a$N5!G=$r;}$D$h$&$K@_7W$5$l$F$$$k$N$G$"$k!#(B

2. $@Dj5A@bL@(B

  $@$b$7%$%s%?!<%M%C%H>e$N;q8;$r;X$7<($7$?$$$N$J$i$P!"(BURL $@$H(B XURL $@$NN>J}(B
$@$rMxMQ$9$k$3$H$,$G$-$k!#0lJ}!"%$%s%?!<%M%C%H30$N;q8;$r;X$7<($7$?$$$N$G(B
$@$"$l$P!"8e=R$9$kMM<0$K=>$C$?(B XURL $@$N%9%-!<%`$r;H$o$J$1$l$P$J$i$J$$!#(B

2.1 XURL $@$N0lHL7A<0(B

  $@0lHL$K(B XURL $@$O0J2<$N=q<0$K$h$jI=5-$5$l$k!'(B

  X<scheme>.<timestamp>.<scheme-specific-part>

  $@#1$D$N(B XURL $@$O(B "X" $@$^$?$O(B "x" $@$N$$$:$l$+$G;O$^$k!#(B($@BgJ8;z$N(B "X" $@$,?d(B
$@>)$5$l$k!#(B) $@B3$$$FI=8=6hJ,(B <scheme>$@!"%?%$%`%9%?%s%W(B <timestamp>$@!"$=$l$K(B
$@6hJ,Kh$K5-=RMM<0$,Dj5A$5$l$?J8;zNs$G$"$kI=8=6hJ,JL5-=RIt(B <scheme-
specific-part> $@$,$3$N=g$KCV$+$l$k!#$3$l$i#3$D$N3FIt$O!"%T%j%*%I(B (".")
$@$K$h$jJ,N%$5$l$k!#(B

2.2 XURL $@$GMxMQ2DG=$JJ8;z%;%C%H(B

  XURL $@$GMxMQ2DG=$JJ8;z$O!"(B7-bit $@$N(B US-ASCII $@%3!<%IJ8;z=89g(B (ANSI X3.4-
1986) $@$N$&$A$N0u:~2DG=$J$b$N$@$1$G$"$k!#$b$7(B XURL $@Cf$K(B ($@$$$/$D$+$N(B) $@Hs(B
US-ASCII $@J8;z%;%C%H$rMxMQ$7$?$$$N$J$i$P!"$=$l$i$O0u:~2DG=$J(B US-ASCII $@J8(B
$@;z%;%C%H$K%(%s%3!<%I$5$l$kI,MW$,$"$k!#Nc$($PF|K\$N4A;zJ8;z%;%C%H(B ($@$NCf(B)
$@$NJ8;z$r5-=R$9$k$3$H$r4uK>$9$k>l9g$O!"(BRFC 1522 $@$K;XDj$5$l$?J}K!$"$k$$$O(B
$@B>$NE,@Z$JJ}K!$K$h$j%(%s%3!<%I$5$l$J$1$l$P$J$i$J$$!#(B

2.3 $@6qBNE*$JI=8=6hJ,(B

  $@8=;~E@$G$O!"0J2<$NI=8=6hJ,(B (<scheme>) $@$r%+%P!<$7$F$$$k!'(B

  (1) $@%$%s%?!<%M%C%H>e$GF~<j2DG=$J;q8;(B
    inet        $@%$%s%?!<%M%C%H>e$G8=:_Ds6!$5$l$F$$$k;q8;(B
    inet+       $@%$%s%?!<%M%C%H>e$G$b$&$8$-Ds6!$5$l$k$G$"$m$&;q8;(B

  (2) $@%$%s%?!<%M%C%H>e$K$OB8:_$7$J$$;q8;(B
    real        $@<B@$3&$KB8:_$9$k;q8;(B
    feel        $@?M$N?4$NCf$K$"$k;q8;(B
    misc        $@$=$NB>6hJ,ITG=$J$b$N(B

2.4 $@%?%$%`%9%?%s%W$N%U%)!<%^%C%H$H$=$N0UL#(B

  $@%?%$%`%9%?%s%W(B (<timestamp>) $@$O0J2<$NMM<0(B

  <date><@time><timezone>

$@$rMQ$$$k!#$3$3$G3FIt$N35MW$J$i$S$K5-=RNc$O0J2<$N$H$*$j$G$"$k!'(B

  <date>        $@G/7nF|$r@>Nq$GI=8=$7$?$b$N!#(B
                    $@Nc!'(B"19960415" $@$^$?$O(B "15Apr1996"
                    ($@$3$NNc$O(B 1996 $@G/(B 4 $@7n(B 15 $@F|$rI=$7$F$$$k!#(B)
  <@time>       $@;~9o$r(B 24 $@;~@)$GI=8=$7$?$b$N!#(B($@J,N%5-9f$H$7$F%"%C%H%^!<(B
                $@%/(B ("@") $@$r@h9T$5$;$k!#(B)
                    $@Nc!'(B"@2315"
                    ($@$3$NNc$O(B 23:15$@!"$D$^$j8a8e(B 11:15 $@$rI=$7$F$$$k!#(B)
  <timezone>    $@8=CO;~4V$N>l=j$r<($9J8;zNs!#(B
                    $@Nc!'(B"+0900" $@$^$?$O(B "JST"
                    ($@$3$NNc$OF|K\I8=`;~$rI=$7$F$$$k!#(B)

  $@3FIt$N0lIt$^$?$OA4It$O>JN,$5$l$k>l9g$,$"$k!#(B

2.5 $@%$%s%?!<%M%C%H>e$N;q8;$N;XDjJ}K!(B

  $@%$%s%?!<%M%C%H>e$N;q8;$r;XDj$9$k:]$K$O0J2<$N(B XURL $@MM<0(B

  XURL: Xinet.<timestamp>.<url-expression>

$@$rMQ$$$k$3$H$,$G$-$k!#$3$3$G(B <url-expression> $@$O(B RFC 1738 $@JB$S$K(B URL $@$K(B
$@4XO"$9$kB>$N(B RFC (RFC 1630 $@Ey(B) $@$K=`5r$7$J$1$l$P$J$i$J$$!#0lJ}(B
<timestamp> $@$O!"$3$NItJ,$N5-=R$K$h$jFCDj$5$l$?F|IU!?;~9o!?;~9o0h$K1w$$(B
$@$F$=$l$,%$%s%?!<%M%C%H>e$K<B:]$K(B ($@3N$+$K(B) $@B8:_$7$F$$$?$H$$$&$3$H$r8GDj(B
$@$9$k$?$a$KMxMQ$5$l$k!#(B<timestamp> $@$N;HMQ$O%*%W%7%g%s$G$"$k$,!"$b$7$b(B
<timestamp> $@$r3hMQ$7$J$$$N$G$"$l$PC1$K(B URL $@$rMQ$$$?J}$,%^%7$G$"$k!#(B

2.6 $@<B@$3&$KB8:_$9$k;q8;$N;XDjJ}K!(B

  $@%$%s%?!<%M%C%H>e$KL5$$;q8;$N$&$A<B@$3&$KB8:_$9$k;q8;$r;XDj$9$k>l9g$K(B
$@$O!"0J2<$N(B XURL $@MM<0(B

  XURL: Xreal.<timestamp>.<xurl-scheme-specific-part>
  XURL: X.<timestamp>.<xurl-scheme-specific-part>

$@$rMQ$$$k!#8e<T$OA0<T$NC;=L7A$G$"$k!#(B
  $@$3$N(B XURL $@$O!"2f!9$N<B@$3&$KB8:_$9$k2?$+$r;X$7<($9!#$3$N(B XURL $@$G$O!"(B
<xurl-scheme-specific-part> $@$K5-=R$5$l$?(B $@;vJA$^$?$OEv3:;v<BEy$,(B
<timestamp> $@$G<($5$l$?;~9o$K(B ($@3N$+$K(B) $@H/@8$"$k$$$OB8:_$7$F$$$?$3$H$r<g(B
$@D%$9$k$?$a$K(B <timestamp> $@$,MQ$$$i$l$k!#(B
  $@2>$K8x>ZLr>l$"$k$$$OM9JX6IEy$,$3$N(B XURL $@I=8=$5$l$?<gD%$rG'>Z$9$k$J$i(B
$@$P!"$3$N<gD%$O9q$K$h$C$F$=$NFbMF!"H/@8;~9o$r3NG'!&G'Dj$5$l$?$3$H$K$J$k!#(B

2.7 $@?M$N?4$NCf$K$"$k;q8;$N;XDjJ}K!(B

  $@?M$N?4$NCf$K$"$k;q8;(B ($@EvA3%$%s%?!<%M%C%H>e$K$OB8:_$7$J$$;q8;(B) $@$N;XDj(B
$@$O!"0J2<$N(B XURL $@I=8=(B

  XURL: Xfeel.<timestamp>.<xurl-scheme-specific-part>

$@$K$h$j2DG=$H$J$k!#$3$N(B XURL $@$O!"@:?@E*NN0h$K$"$k2?$+$rI=$9!#%*%W%7%g%s(B
$@$N(B <timestamp> $@$O!"Ev3:?MJ*$,$=$N$h$&$J46>p$r;}$C$?$N$O$$$D$G$"$k$N$+$r(B
$@<($9$?$a$KMxMQ$5$l$k!#Nc$($P!"C/$+$,<+?H$N5$;}$A$rF|5-$K=q$-N1$a$k$N$H(B
$@F1MM!"$"$k?M$O$3$N(B XURL $@$NOHAH$NCf$G<+?H$N?4$N1|Dl$r5-O?$"$k$$$OI=8=$9(B
$@$k$3$H$,2DG=$G$"$k!#(B

2.8 $@I=8=6hJ,JL5-=RIt$r5-=R$9$k:]$N%,%$%I%i%$%s(B

  $@>e5-(B 2.6 $@$*$h$S(B 2.7 $@9`$K$*$1$kI=8=6hJ,JL5-=RIt(B (<xurl-scheme-specific-
part>) $@$r5-=R$9$k:]$N$*$*$^$+$J%,%$%I%i%$%s$O<!$N$H$*$j$G$"$k!#MM<0$O(B

     <category>:<method>//<target>/

$@$H$J$C$F$$$k!#$3$3$G(B <category> $@$O(B <target> $@$N%+%F%4%j$G$"$j!"(B<method>
$@$O(B <target> $@$r;X$7<($9J}K!$G$"$k!#(B<target> $@$O(B ($@Ev3:(B XURL $@$r5-=R$7$h$&$H(B
$@$7$F$$$k<T$K$H$C$F(B) $@I=8=BP>]$H$J$C$F$$$k;vJA$G$"$k!#(B<method> $@$O>JN,$5$l(B
$@$k$3$H$,$"$k!#$^$?!"$b$7$b(B <category> $@$,(B <method> $@$K=>B0$7$?4X78$K$"$k(B
$@$J$i$P!"(B<category> $@$O>JN,$5$l$k$3$H$,$"$k!#(B
  $@5-=R2DG=$J(B <category>$@!"(B<method>$@!"(B<target> $@$K4X$9$k>\:Y$J5,Dj$O8=;~E@(B
$@$G$O$^$@==J,$K8!F$$5$l$F$$$J$$!#(B

3. $@5-=RNc(B

  <xurl-scheme-specific-part> $@$OB?MM$JI=8=$,2DG=$G$"$k!#IT==J,$+$D7h$7(B
$@$FE57?E*$G$O$J$$$+$b$7$l$J$$$,!"$$$/$D$+$NNc$r5s$2$F@bL@$9$k!#(B

$@Nc#1!'?7J9(B

     XURL: Xreal.19950415.npaper://NYT/1/
     XURL: Xreal.15Apr1996.npaper://NYT/1/
     XURL: X.15Apr1996.npaper://NYT/1/

     $@0UL#!'$$$:$l$b!"(B1996 $@G/(B 4 $@7n(B 15 $@F|IU$1$N(B New York Times $@;f(B
        $@$NBh#1LL$r<($7$F$$$k!#(B<scheme> $@$"$k$$$O(B <timestamp> $@$NItJ,$NI=(B
        $@8=J}K!$,0[$J$k$@$1$G!"$^$C$?$/F1$8;vJA$r<($7$F$$$k!#(B

$@Nc#2!'K\(B

     XURL: Xreal..book:isbn//1-56592-098-8/

     $@0UL#!'9q:]I8=`?^=q%3!<%I(B (ISBN) $@$K$h$j(B "1-56592-098-8" $@$H;XDj$5$l(B
        $@$F$$$kK\$r;X$7$F$$$k!#<B:]$3$NK\$O!"(B"PGP: Pretty Good Privacy"
        $@$H$$$&%?%$%H%k$N=q@R$G$"$k!#$3$N$3$H$+$i$3$NK\$O!"<!$N$h$&$KI=(B
        $@8=$9$k$3$H$b$G$-$k!'(B

     XURL: Xreal..book:isbn+title//1-56592-098-8
        /"PGP:_Pretty_Good_Privacy"/

        $@$b$7!"K\$K(B ISBN $@$,IU$$$F$$$J$$$N$J$i$P!"$3$NJ8=q$O0J2<$NMM<0$r(B
        $@Ds0F$9$k!'(B

     XURL: Xreal..book:title//"A_History_of_Tsuyoshi_Hayashi"/
     XURL: Xfeel..vbook:title
        //=?ISO-2022-JP?B?GyRCO2QkTjwrPXZFQRsoQg==?=/

        $@$3$3$G:G8e$N(B XURL $@$O!"!V;d$N<+=vEA!W$H$$$&%?%$%H%k$N2>A[E*$JK\(B
        $@$r;X$7<($7$F$$$k!#$3$NK\$O!"$=$N?M$N?4$NCf$KB8:_$9$k$N$G$"$k!#(B

$@Nc#3!'?MJ*(B

     XURL: Xreal..person:dns+snail//city.yokohama.jp/235/Isogo-ku
        /Nakahara/2-13-19-201/"Tsuyoshi_Hayashi"/

     $@0UL#!'=;=j$,!V")(B235$@2#IM;T%$%=%4%/%J%+%O%i(B2-13-19-201$@!W$G$"$j!"L>A0(B
        $@$,!V%O%d%7%D%h%7!W$G$"$k?MJ*!#(B

     XURL: Xreal..person:credit_n//visa/0202-0217-0139-0000/

     $@0UL#!'%/%l%8%C%H%+!<%IHV9f$,(B "0202-0217-0139-0000" $@$G$"$k(B VISA $@%+(B
        $@!<%I$r;}$C$F$$$k?MJ*!#(B($@$3$N%+!<%IHV9f$O2M6u$N$b$N$G$"$k!#(B)

$@Nc#4!'?MBN$NMWAG(B

     XURL: Xreal..body:email+//take@barrier-free.co.jp/eye/right/
     XURL: Xreal..inner:email+//take@barrier-free.co.jp/marrow/
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