The central Japan city of Susono on Monday filed a criminal complaint accusing the head of a nursery school of trying to cover up the alleged abuse of toddlers in its care, the city's mayor said.The complaint against school head Toshihiko Sakurai came as three female former teachers were sent to prosecutors Monday by police after being arrested Sunday on suspicion of committing abuses in June such as hitting toddlers and hanging them upside down by their feet.According to the complaint filed by Susono Mayor Harukaze Murata, Sakurai is suspected of making all school teachers write an oath to…READ FULL ARTICLE