WHEELCHAIR RESTRAINT MECHANISM

The present disclosure provides a wheelchair restraint mechanism that renders easy alignment between a striker and a latch. One mode of the present disclosure is a wheelchair restraint mechanism (1) for restraining a wheelchair (102) to a restraining member (101) installed on a vehicle. The wheelchair restraint mechanism includes an engagement target portion (2) and an engagement portion (3). The engagement target portion includes a striker (21A) having a rod shape extending in up-down directions. The engagement portion includes: a housing member (31A) to house the striker; a latch (32A) to limit separation of the striker from the housing member; and a guide member (33A) to guide the striker towards the housing member. The guide member includes a first guide surface (331) and a second guide surface (332), which face each other in width directions of the wheelchair and have a distance therebetween decreasing towards the housing member.