CREATE OR REPLACE FUNCTION  s_get_nocase_text_lower (text) RETURNS text AS $$
 SELECT translate(upper($1)
 ,'−－ー―‐０１２３４５６７８９ＡＢＣＤＥＦＧＨＩＪＫＬＭＮＯＰＱＲＳＴＵＶＷＸＹＺ　'
 ,'-----0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ ');
$$ LANGUAGE SQL IMMUTABLE;