To provide a storable seat capable of securing safe switching operation.

This storable seat can store a seat of putting a seat cushion and a seat back in a superposed state in a storage recessed part formed on a car body floor in the rear of the seat, and has a control lever operating a lock mechanism, A forward falling detecting control means is arranged for releasing a lock by transmitting operation of the control lever to the lock mechanism, when the seat back is brought down forward, without transmitting the operation of the control lever to the lock mechanism, when the seat back is not brought down forward. This forward falling detecting control means is connected by a connecting member to a reclining mechanism of bringing down the seat back forward.