All the middle management (Chukan Kanri Shoku or ä¸é–“管ç†è· in Japanese) of corporations in Japan are now invited in the new year by Yomiuri Land theme park to inaugurate the year of RAT, whose sound is mimic by “Chu” or ãƒãƒ¥ãƒ¼. But you need to bring your business card or meishi to identify you are Chukan Kanri shoku.