To solve problems that labor cost for attendants for patrolling to find illegally parked bicycles is considerably high and a charge for the removal of the bicycles and storage after the removal is high, that a parking lot is not used although being developed because the parking lot is inconvenient, and other problems.

The two-wheeled vehicle parking equipment comprises a holding section for holding a wheel or a vehicle body such as a frame of a two-wheeled vehicle, a lock section for locking and unlocking the holding section and a key for unlock the holding section by the lock section. The lock section has an insertion hole. The lock section can unlock the holding section when the key is inserted into the insertion hole, and simultaneously, the key is collected into the lock section. An accounting system for a two-wheeled vehicle parking lot comprises the parking equipment and a settlement device, and the settlement device has a parking fee settling function and an outlet for taking a key.