PURPOSE: To facilitate post-treatment so as to increase workability by separating slender objects one by one and arranging their directions so that they can be distributed uniformly before feeding.

CONSTITUTION: A separate-feeding device is provided with a separating belt 13 which separates multiple conveyors 14a to 14e arranged at multiple positions and kidneybeans as slender objects being fed from each other and conveys the objects while their directions are arranged and a sorting part 4 which is provided with a distributing conveyor to receive the kidneybeans conveyed from the separating belt 13 in order and to distribute them in order on the multiple conveyors 14a to 14e while maintaining their directions arranged on the separating belt 13.