A plug-side connector to be connected to a jack-side connector is provided that includes a conductive housing configured to surround an electromagnetically shielded projecting part of the jack-side connector upon the plug-side connector being connected to the jack-side connector; and a leaf spring member for a plug-side electromagnetic shield, the leaf spring member including multiple conductive leaf spring pieces arranged at a pitch enabling formation of the electromagnetic shield, the leaf spring member being provided to the housing so that the leaf spring pieces are arranged in a width direction of the housing on the interior side of the housing. The leaf spring pieces are configured to come into elastic contact with a surface of the projecting part of the jack-side connector upon the plug-side connector being connected to the jack-side connector.