A movable connector including a stationary housing for fixing to a substrate, a movable housing capable of moving relative to the stationary housing, and a restriction fitting that has been integrated with the stationary housing. The restriction fitting includes a counterpart engagement portion. The counterpart engagement portion is configured to abut an engagement portion that is part of the movable housing from a connector upward direction so as to enable the engagement portion to be restrained in a restraint space that is a predetermined region. The counterpart engagement portion forms a through-pass section to permit the engagement portion to pass into the restraint space from outside.