Is there a place in Osaka where you can throw away used items for free?

Yes. According to the Baidu map, there is an Osaka Maishima garbage disposal plant in Osaka, where you can throw away old items for free. Osaka is the place name of the Kansai region of Japan. Osaka is located in the center of Honshu Island, adjacent to Osaka Bay. It is distributed in a long north-south strip and is the administrative, economic, cultural and transportation center of Western Japan.