/usr/share/tdiary/misc/plugin/ja/ is in tdiary-plugin 3.2.2-6.
This file is owned by root:root, with mode 0o755.
..
/usr/share/tdiary/misc/plugin/ja/amazon.rb
/usr/share/tdiary/misc/plugin/ja/bq.rb
/usr/share/tdiary/misc/plugin/ja/calendar2.rb
/usr/share/tdiary/misc/plugin/ja/category.rb
/usr/share/tdiary/misc/plugin/ja/daily_theme.rb
/usr/share/tdiary/misc/plugin/ja/disp_referrer.rb
/usr/share/tdiary/misc/plugin/ja/edit_today.rb
/usr/share/tdiary/misc/plugin/ja/hide-mail-field.rb
/usr/share/tdiary/misc/plugin/ja/highlight.rb
/usr/share/tdiary/misc/plugin/ja/makerss.rb
/usr/share/tdiary/misc/plugin/ja/my-sequel.rb
/usr/share/tdiary/misc/plugin/ja/pb-show.rb
/usr/share/tdiary/misc/plugin/ja/ping.rb
/usr/share/tdiary/misc/plugin/ja/recent_comment.rb
/usr/share/tdiary/misc/plugin/ja/recent_comment3.rb
/usr/share/tdiary/misc/plugin/ja/recent_rss.rb
/usr/share/tdiary/misc/plugin/ja/referer_scheme.rb
/usr/share/tdiary/misc/plugin/ja/search_control.rb
/usr/share/tdiary/misc/plugin/ja/search_form.rb
/usr/share/tdiary/misc/plugin/ja/tb-show.rb
/usr/share/tdiary/misc/plugin/ja/todo.rb
/usr/share/tdiary/misc/plugin/ja/weather.rb
/usr/share/tdiary/misc/plugin/ja/xmlrpc.rb