NAKAMURA Minoru $B$NF|5-(B (2010$BG/(B10$B7n(B)

$B@h7n$NF|5-(B(2010$BG/(B09$B7n(B) $B:#7n$NF|5-(B(2010$BG/(B10$B7n(B)
2002 | 10 | 11 | 12
2003 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2004 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2005 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2006 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2007 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2008 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2009 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2010 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2011 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2012 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2013 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2014 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2015 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2016 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2017 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2018 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2019 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2020 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2021 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2022 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2023 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2024 | 1 | 2 | 3 | 4
$B%[!<%`%Z!<%8(B | $B:G?7$N%3%a%s%H(B50
$B%$%s%G%C%/%9(B: $B?)$YJb$-(B | Java | $B%W%m%0%i%`(B | UNIX | $B2hA|(B
$B:G?7$NF|5-$X$N%j%s%/(B | $B$3$NF|5-%Z!<%8$r$O$F$J% $B$3$NF|5-%Z!<%8$r$O$F$J%V%C%/%^!<%/$KDI2C(B
$B$O$F$J(B $B%@%$%"%j!<(B $B%"%s%F%J(B $B%V%C%/%^!<%/(B $B%V%m%0(B
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10/22 ($B6b(B)

Office 2010 $B$G$7$*$jIU$-(BPDF$B$,9bB.$K0BDj$7$F:n$l$k(B!!

$B%+%$%7%c$N$*;E;v$N;EMM=q$O(B MS-Word $B$G:n@.$9$k$,!"(B $B$$$D$N$^$K$+?tI4%Z!<%8$r1[$($F$$$k$N$,>o!#(B $B?^$rIA$$$?$j!"(B EXCEL $B$NI=$r(B OLE $B%*!<%H%a!<%7%g%s$GE=$jIU$1$?$j$9$k$H(B $B%U%!%$%k<+?H$b(B10MB$B$r1[$($F$7$^$&!#(B $B$7$P$i$/$9$k$HIO

$B;EMM=q$OD9Bg$J$N$G2DG=$G$"$l$P!"(B Word $B$NJ8=q$N!V8+=P$7!W$r(B PDF$B$N!V$7$*$j!W$KJQ49$7$?$$!#(B $B$H$3$m$,$3$l$,0U30$KFq$7$$!#(B

  • Adobe Acrobat $B$O(B MS-Word $B$N%W%i%0%$%s$H$7$F?6$kIq$C$F!"(B $B3+$$$F$$$k(B Word $B%U%!%$%k$r(B PDF $B$KJQ49$9$k5!G=$,$D$$$F$$$k!#(B $B$3$N5!G=$G(B PDF $B$K$9$k$H!V8+=P$7!W$,!V$7$*$j!W$KJQ49$5$l$k!#(B
    $B$?$@$7$3$NJQ49$O%a%b%j6t$$$G!"Bg$-$J(B Word $BJ8=q$r(B PDF $B2=$7$h$&$H$9$k$H!"(B $B2?;~4V$bBT$?$;$?$"$2$/!V%a%b%jITB-$GCf;_$7$^$9!W$H$$$&%a%C%;!<%8$rI=<($7$FD|$a$F$7$^$&!#(B Acrboat3 $B$"$?$j$+$i(B Acrobat8 $B$0$i$$$^$G8+$F$-$?$,!"(B $BF0:n$NIT0BDj$5$O%P!<%8%g%s%"%C%W$7$F$b0l8~$K2~A1$7$J$$!#(B

  • OpenOffice.org $B$N(B Writer $B$K$O(B Word $BJ8=q$NFI$_9~$_5!G=$H(B PDF $B$N=q$-=P$75!G=$,Hw$o$C$F$$$k!#=q$-=P$5$l$k(B PDF $B$O$7$*$jIU$-$@!#(B
    $B$7$+$7(B OpenOfifce.org $B$O(B MS-Word $BJ8=q$r40A4$K $B$7$*$jIU$-(B PDF $B$K$O$J$k$b$N$N;H$($J$$!#(B

  • DTP $B%=%U%H$NCf$K$O(B Word $BJ8=q$r

    $B$7$+$7(B Office 2010 $B$N(B Word $B$K$O!"%G%U%)%k%H$G(B PDF $B%U%!%$%k$X$N=q$-=P$75!G=$,$D$$$F$$$k!#(B $B$7$+$b%*%W%7%g%s$NCf$G!V0u:~BP>]30$N>pJs$r4^$a$k!W$NCf$K!V

    PDF $B2=5!G=<+BN$O(B Office 2007 $B$N;~$K(BPDF/XPS$BJ]B8%"%I%$%s(B$B$H$$$&7A$GG[IU$7$F$$$?!#(B $B$3$l$K$b8+=P$7$r$7$*$j$KJQ49$9$k5!G=$,$"$C$?$h$&$@!#(B

    $B$?$@(B Office 2010 $B$N>l9g$OAj8_;2>H$N%j%s%/2=$,$G$-$J$$$N$G!"(B $B>O!&@a!&I=!&?^!&5SCmHV9f$r;H$C$?Kd$a9~$_$O$G$-$J$$$h$&$@!#(B $B$H$O$$$($[$H$s$I$N?M$K$O(B Office 2010 $B$@$1$G;vB-$j$=$&!#(B

    P.S.

    Antenna House PDF Driver$B$G$b$7$*$j=PNO$,2DG=$J$N$M!#(B $B$7$+$bAj8_;2>H$N%j%s%/2=$b2DG=$_$?$$!#(B


10/16 ($BEZ(B)

$BEl5^El2#@~$N1h@~$G8+$+$1$kJQ$J7zJ*(B

$BEl5^El2#@~$N>h$j$J$,$i1h@~$N7J?'$r$_$F$$$k$H!"(B $B$U$H(B

$BED1`D4I[B&$+$i<+M3$,5V1X$K:9$73]$+$k$H$-$K!"(B $BKLB&$NAk$rGA$$$F$$$k$HB&LL$KBg$-$J%9%F%s%l%9$C$]$$3,CJ$,$D$$$?7zJ*$,8+$($k$O$:!#(B $B$:$C$H5$$K$J$C$F$$$?$N$@$,!"$3$l$O(B $B@5BN$O(B ARBOS $B$H$$$&9b5iDBB_%^%s%7%g%s$@$C$?$h$&$@!#(B

$B;W$o$:EP$j$?$/$J$k>WF0$r$0$C$H2fK}$9$k(B $B9b2M$+$iGA$-9~$`$h$&$K8+$k$H5pBg46$,$"$k$,6a4s$k$H7k9=IaDL$C$]$$(B(^_^;

$BEE.9b$$;3$NCf$KFMG!$H$7$FFM5/J*$r@8$d$7$?7zJ*$,=P8=$9$k!#(B $B=!654XO";\@_$C$]$$$N$@$,$=$N@5BN$r$5$0$k$Y$/5V$N>e$^$G9T$C$F8+$k!#(B

$B$I$j$3$N:d$NHj(B
$B$I$j$3$N:d$NHj(B
$B:d$,%-%D%$(B
$B$I$j$3$N:d$NHj(B
$B@6NC0{NA?e$N3+H/A0$NM3Mh(B

$B$=$N@5BN$O$d$C$Q$j!V@$3&??8wJ8L@65CD(B $BED1`D4I[F;>l!W$G$7$?!#(B

$BFM5/J*$,=P1@Bg $B;~7W$G$O$J$+$C$?(B $BN"B&$K$b(B

$B$3$3$O7k9=9b$$5V$N>e$K$"$k$,ED1`D4I[B&$+$iB3$/9b5i=;Bp39$NCf$@!#(B $B<~0O$NL12H$b4qH4$J7zJ*$,B?$$$N$G!"6a>l$G8+$k$V$s$K$O$=$l$[$I0cOB46$,$J$$%J%j!#(B


10/11 ($B7n(B)

[MyWeb] NMINORU.JP $B%I%a%$%s$N0];}HqMQ$r%l%8%9%H%i$K;YJ'$&(B

$B%R%e!<%a%$%"(B$B$K$3$N%I%a%$%s$NG/4V0];}HqMQ$r%l%8%9%H%i$K;YJ'$&!#(B

$B$3$3$O0];}NA$,9b$$$7B>$K0\$m$&$H;W$$$D$D!"8e2s$7$K$J$C$F$$$k$h$N$M!D(B

$B=)MU86$G8+$+$1$?39@k%+!

$B!V3X1`L[<(O?(B HIGHSCHOOL OF THE DEAD$B!W$N39@k%+!


10/10 ($BF|(B)

[Food] $B$i!<$a$s(B $B85;3Db!wF|5H(B

$BF|5H$K1v%i!<%a%s$NE9$,$G$-$?$N9T$C$F$_$k!#(B $B1v%i!<%a%s

$B$i!<$a$s85;3Db(B $B$i!<$a$s85;3Db(B
$B7\$D$/$MF~$j(B

$B$"$C$5$j7\$,$i%9!<%W$G$+$J$jH~L#$7$$!#(B $B=L$lLM$,%9!<%W$K$h$/Mm$`!#(B

$B%*%W%7%g%s$K$o$5$S$,$"$k$1$I!"$3$l$rF~$l$k$H$I$&$J$k$s$@$m$&!#(B


10/8 ($B6b(B)

[Linux] kdump $B$N=PNO@h$r(B LVM $B$K$7$h$&$H$7$F%H%i%V%k(B

Fedora12 (x86-64) $B$G(B kdump $B$N=PNO@h$r(B LVM $B$N%\%j%e!<%`$K$7$h$&$H$7$F!"$5$s$6$s%H%i%V%k$KAx6x$9$k!#(B kdump $B$r;H$&>l9g!"(BLVM $B$O54Lg$N$h$&$@!#(B

kdump $BMQ$N(B initrd $B$,(B LVM $B$N%^%&%s%H$K<:GT$9$k(B

kdump $B$O%/%i%C%7%e;~$K(B vmcore $B$r:N$k@lMQ%+!<%M%k$H:F5/F0$;$:$KFbItE*$KN)$A>e$2$k!#(B $B$3$N$?$a$K;H$&%+!<%M%k$O(B initrd-version.kdump.img $B$G!"%Y!<%9%7%9%F%`$N@_Dj$r85$K(B mkdumprd $B$H$$$&%7%'%k%9%/%j%W%H$,@8@.$9$k!#(B

initrd-version.kdump.img $B$O!"(B $BFbIt5/F0$KI,MW$J%W%m%0%i%`$O(B ram disk $BFb$KJz$(9~$s$G$$$k!#(B $B$?$@!"$=$l$G$OB-$i$J$$$h$&$G$J$<$+%V!<%H%G%#%9%/$d%k!<%H%G%#%9%/$r8+$K9T$/!#(B

$B$3$N;~(B Fedora12 $B$N(B mkdumprd $B$K$O%P%0$,$"$j!"(B mkdumprd $B$,@8@.$9$k(B initrd-version.kdump.img $B$N5/F0%9%/%j%W%H(B init $B$O!"(B $B%k!<%H%G%#%9%/$,(B LVM $B$N>l9g$K$O@5>o;~$G$bL58B%k!<%W$9$k$h$&$J%3!<%I$r64$_9~$s$G$7$^$&!#(B

1662  if [ -n "$vg_list" ]; then
1663      emit "echo Scanning logical volumes"
1664      emit "lvm vgscan --ignorelockingfailure --mknodes"
1665      emit "echo Activating logical volumes"
1666      emit "lvm vgchange -a y --ignorelockingfailure"
1667      emit "DM_NUM=0"
1668      emit "lvm lvs --noheadings -o lv_name,vg_name | while read i"
1669      emit "do"
1670      emit "   LV=\`echo \$i | awk '{ print \$1 }'\`"
1671      emit "   VGRP=\`echo \$i | awk '{ print \$2 }'\`"
1672      emit "   mkdir -p /dev/\$VGRP"
1673      emit "   if [ ! -e /dev/\$VGRP/\$LV ]"
1674      emit "   then"
1675      emit "      ln -s /dev/mapper/\$VGRP-\$LV /dev/\$VGRP/\$LV"
1676      emit "      DM_NUM=\`echo \$DM_NUM 1 + p | dc\`"
1677      emit "      if [ -z \"\$noresume\" ]"
1678      emit "      then"
1679      emit "        /sbin/dmsetup resume /dev/mapper/\$VGRP-\$LV"
1680      emit "      fi"
1681      emit "   fi"
1682      emit "done"
1683  fi

RHEL5 $B$N(B kdump $B$O@5$7$/F0$/(B mkdumprd $B$,IU$$$F$$$k!#(B

1662  if [ -n "$vg_list" ]; then
1663      emit "echo Scanning logical volumes"
1664      emit "lvm vgscan --ignorelockingfailure --mknodes"
1665      emit "echo Activating logical volumes"
1666      emit "lvm vgchange -a y --ignorelockingfailure"
1667      emit "DM_NUM=0"
1668      emit "for i in \`lvm lvs --noheadings -o lv_name,vg_name | sed -e's/ \\+/:/g'\`"
1669      emit "do"
1670      emit "   LV=\`echo \$i | awk -F\":\" '{ print \$2 }'\`"
1671      emit "   VGRP=\`echo \$i | awk -F\":\" '{ print \$3 }'\`"
1672      emit "   mkdir -p /dev/\$VGRP"
1673      emit "   if [ ! -e /dev/\$VGRP/\$LV ]"
1674      emit "   then"
1675      emit "      ln -s /dev/mapper/\$VGRP-\$LV /dev/\$VGRP/\$LV"
1676      emit "      DM_NUM=\`echo \$DM_NUM 1 + p | dc\`"
1677      emit "      if [ -z \"\$noresume\" ]"
1678      emit "      then"
1679      emit "        /sbin/dmsetup.static resume /dev/mapper/\$VGRP-\$LV"
1680      emit "      fi"
1681      emit "   fi"
1682      emit "done"
1683  fi

LVM $B$N=PNO@h$K;XDj$9$k$HESCf$G:F%O%s%0(B

$B%/%i%C%7%e%@%s%W$O(B /proc/vmcore $B$r=PNO@h$K%G%#%l%/%H%j$K%3%T!<$9$k$@$1$J$N$@$,!"(B LVM $B%G%#%9%/$K=q$-=P$9$HESCf$G=q$-=P$7$,<:GT$7%+!<%M%k$N:F5/F0$,$+$+$C$F$7$^$&!#(B /var/crash/<$BF|IU(B>/ $B0J2<$K$O(B vmcore-incomplete $B$H$$$&%U%!%$%k$,;D$k!#(B $B%7%9%F%`$NJ*M}%a%b%j$O(B 12GB $B$J$N$@$,(B vmcore-incomplete $B$O(B 1.2GB $BDxEY$7$+$J$$!#(B

$B%k!<%H%G%#%9%/0J30$N(B ext3 $B$N%G%#%9%/$r%^%&%s%H$7$F$=$3$r=q$-=P$7@h$K;XDj$9$k$H!"(B $BLdBj$J$/(B vmcore $B$O=q$-=P$;$k!#(B

$B5?Ld(B

  • kdump $B$ODL>o$O%U%!%$%k%D%j!<$N;XDj0LCV$r=PNO@h$K$9$k$,!"(B $B8DJL$N%Q!<%F%#%7%g%s$7$?$j!"(BRAW $B%G%#%9%/$r;XDj$7$?$j$9$k$3$H$b2DG=$@!#(B $B$7$+$7$=$N>l9g$G$b%k!<%H%G%#%9%/$O%^%&%s%H$9$k$h$&$K$G$-$F$$$k!#(B $B$J$<$J$s$@$m$&!)(B
  • LVM $B$K(B /proc/vmcore $B$,@5>o$K%3%T!<$G$-$J$$$N$O$J$<$+!)(B

10/3 ($BF|(B)

$B%O%m%&%#!<%s$N5(@a(B

$B%O%m%&%#!<%s$N5(@a$K$J$k$H!"6a=j$N5JCcE9$O%S%K!<%k$G$G$-$??M7A$rE9$NA0$K>~$C$F$$$k!#(B

$B5nG/$^$G$O5$$E$+$J$+$C$?$N$@$,!"(B $B%+%\%A%c$N%8%c%C%/$N

$BF;9T$/;R6!$?$A$,B-$rN1$a$FGA$-9~$s$G$f$/$h!#(B


10/2 ($BEZ(B)

[Linux] sparse file $B$N7j$r8!=P$9$k0lHLE*$JJ}K!$O$J$$$h$&$@(B

$BAB$J%U%!%$%k(B(sparse file)$B$H$+(Bhole$B$N$"$k%U%!%$%k(B(2006$BG/(B2$B7n(B6$BF|$NF|5-(B) $B$N7j$N0LCV$r8!=P$9$kJ}K!$rC5$7$F$$$k$N$@$,(I$(B $BDL>o$N(B POSIX $B%7%9%F%`$K$O$=$N$h$&$J7j$N0LCV$rD4$Y$kJ}K!$O$J$$$h$&$@!#(B

$B%9%Q!<%9%U%!%$%k$O(B lseek $B$+(B mmap $B$r;H$($P4JC1$K:n@.$G$-$k!#(B

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>

int main(int argc, char** argv)
{
    int fd = open("sparse-file.dump", O_CREAT|O_RDWR, S_IRUSR|S_IWUSR);

    /* 1MB $B$N0LCV$K0\F0$9$k!#(B */    
    lseek(fd, 1024*1024, SEEK_SET);

    /* $B:G8e$N(B1$B%P%$%H$@$1=q$/!#(B */
    char buf=0;
    write(fd, &buf, 1);

    close(fd);

    return 0;
}

$B0lJ}!"%9%Q!<%9%U%!%$%k$N%9%Q!<%9$J2U=j$rH/8+$9$k%7%9%F%`%3!<%k$OMQ0U$5$l$F$$$J$$!#(B

  • tar $B%3%^%s%I$O(B S $B%*%W%7%g%s$r$D$1$k$H%9%Q!<%9%U%!%$%k$r7j$,$"$$$?>uBV$G%"!<%+%$%V$7$F$/$l$k!#(B $B$?$@$7$3$l$O%U%!%$%k$r(B read $B$7$?%V%m%C%/$,A4It(B 0 $B$@$C$?$i05=L$9$k$H$$$&$b$N$G!"(B $B%9%Q!<%9%U%!%$%k$G$J$$A4It(B 0 $B$N%U%!%$%k$bF1$8$h$&$K05=L$5$l$F$7$^$&!#(B
  • cp $B%3%^%s%I$O%U%!%$%k%5%$%:$H>CHq%V%m%C%/$N:9$KCmL\$7!"%3%T!<85$,%9%Q!<%9%U%!%$%k$HH=CG$7$?>l9g$O%3%T!<@h$r%9%Q!<%9%U%!%$%k$H$7$F9=@.$9$k!#(B $B$?$@$7$3$l$b%V%m%C%/C10L$NFI$_9~$_$,A4It(B 0 $B$G$"$C$?$i7j$r$"$1$k$H$$$&$b$N$J$N$G!"(B $B=j$I$3$KA4It(B 0 $B$N%V%m%C%/$,$"$k%9%Q!<%9%U%!%$%k$r(B cp $B$9$k$H!"40A4$J%9%Q!<%9%U%!%$%k$K$J$C$F$7$^$&!#(B

$B$5$F$I$&$d$l$P7j$N0LCV$,J,$+$k$N$+!)(B Linux $B%+!<%M%k$G$b(B address_space_operations $B$N%l%Y%k$^$G9_$j$J$$$H7j$N0LCV$OH=Dj$G$-$J$$$h$&$K$_$($k!#(B AUFS $B$O(B support copyup sparse file (a file which has a 'hole' in it) $B$H$"$k$,$O$?$7$F$I$&$d$C$F$$$k$N$@$m$&!)(B

$BDI5-(B(2011/2/2)

Linux $B$N>l9g$G$b$d$jJ}$,J,$+$C$?!#(B 2011$BG/(B2$B7n(B2$BF|$NF|5-(B$B$K5-:\!#(B


$B@h7n$NF|5-(B(2010$BG/(B09$B7n(B) $B:#7n$NF|5-(B(2010$BG/(B10$B7n(B)
2002 | 10 | 11 | 12
2003 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2004 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2005 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2006 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2007 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2008 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2009 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2010 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2011 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2012 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2013 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2014 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2015 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2016 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2017 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
2018 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
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Written by NAKAMURA Minoru, Email: nminoru atmark nminoru dot jp, Twitter:@nminoru_jp