A western Japanese city known as the birthplace of instant noodles is displaying manhole covers featuring Hiyoko-chan, the mascot of instant noodle Chicken Ramen, in front of the city's popular cup noodles museum.The Ikeda city government in Osaka Prefecture created four kinds of 60-centimeter manhole lids representing the four seasons -- cherry blossoms for spring, fireworks for summer, autumn leaves for the fall and snow for winter -- with Hiyoko-chan placed in the center.Hiyoko-chan, a popular character of one of the mainstay noodles produced by Nissin Foods Holdings Co., is also a "tour…READ FULL ARTICLE