lib/MT.pm　修正前　　　　　　(バージョンMT3.15-ja）

## Build query string to be sent on each ping.
my @qs;
push @qs, 'title=' . MT::Util::encode_url($entry->title);
push @qs, 'url=' . MT::Util::encode_url($entry->permalink);
push @qs, 'excerpt=' . MT::Util::encode_url($entry->get_excerpt);
push @qs, 'blog_name=' . MT::Util::encode_url($blog->name);
my $qs = join '&', @qs;

　　↓

修正後

## Build query string to be sent on each ping.
require Jcode;
my $charset = {'Shift_JIS'=>'sjis','ISO-2022-JP'=>'jis','EUC-JP'=>'euc',
'UTF-8'=>'utf8'}->{$mt->{cfg}->PublishCharset} || 'utf8';
my @qs;
push @qs, 'title=' . MT::Util::encode_url(Jcode->new($entry->title, $charset)->utf8);
push @qs, 'url=' . MT::Util::encode_url(Jcode->new($entry->permalink, $charset)->utf8);
push @qs, 'excerpt=' . MT::Util::encode_url(Jcode->new($entry->get_excerpt, $charset)->utf8);
push @qs, 'blog_name=' . MT::Util::encode_url(Jcode->new($blog->name, $charset)->utf8);
push @qs, 'charset=utf-8';
my $qs = join '&', @qs;