Kigeki ekimae bentô (1961)

Third film in the "Ekimae" series set in Hamamatsu. A widow named Keiko and her brother Jiro run the bento shop, "Goraku." One day, Keiko asks for advice from her childhood friends Kintaro, a textile manufacturer, and Magosaku, an entrepreneur, about a big-shot from Osaka who wants to invest in her shop. However, Kintaro and Magosaku suspect that things are not what they seem...