PROBLEM TO BE SOLVED: To provide a transfer support device and a transfer support device control method that improve operability during a movement.SOLUTION: The transfer support device having a vehicle body 21 for transferring a person to be cared includes: driven wheels 11 capable of rolling in all directions driving wheels 12 capable of changing rolling directions according to a moving direction of the vehicle body 21 and a steering device 22 which changes the rolling directions of the driving wheels 12 so that when the moving direction of the vehicle body 21 is changed, the driving wheels may roll in the same directions as the rolling directions of the driven wheels 11 or in directions of rolling around the driven wheels 11.COPYRIGHT: (C)2013,JPO&INPIT【課題】移動する際の操作性を向上させる移乗装置及び移乗装置制御方法を提供すること。【解決手段】本発明にかかる移乗装置は、被介護者を移乗するための車体21を有する移乗装置であって、全方位に転動可能な受動車輪11と、車体21の移動方向に応じて転動方向を切り替え可能な駆動車輪12と、車体21の移動方向が変更された際に、受動車輪11の転動方向と同じ方向に転動するように又は受動車輪11の回りを回転する方向に転動するように、駆動車輪の転動方向を切り替える操舵装置22と、を備える。【選択図】図1