A storage battery module includes a storage battery group, first and second end plates, a coupling band, and a pressing device. The storage battery group includes storage batteries stacked in a stacking direction and has a first end and a second end opposite to the first end in the stacking direction. The first and second end plates are provided at the first and second ends, respectively. The coupling band couples the first and second end plates to each other. The pressing device includes pin-shaped members pressing the storage batteries in a pressing direction and a fixing portion fixing the pin-shaped members to the coupling band.