VEHICLE ROOF STRUCTURE AND DETACHABLE ROOF

PROBLEM TO BE SOLVED: To enhance workability when a roof is attached to a vehicle body.SOLUTION: A vehicle roof structure is equipped with a fitting block which is provided to a vehicle body, and a detachable roof which is detachably attached to the fitting block. The roof has a cover cloth, frames 4, 4 which are provided to the cover cloth and are detachably attached to the fitting block, lock pins 51F, 51R which are provided to the frames 4 and engage with the fitting block 2, and an energization spring 55 for energizing the lock pins 51F, 51R. The lock pins 51F, 51R are configured in such a manner that the pins can be changed among the lock state such that the pins advance to a first position where the pins engage with the fitting block and are restrained in the engagement state, the unlock state such that the pins are retracted to a second position where the pins are disengaged from the fitting block and the half-lock state such that the pins are advanced to the first position by an energization force from the energization spring 55 and can be retracted to the second position.