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