ELECTRIC JUNCTION BOX AND ACCOMMODATING METHOD OF HOLDING PORTION

A case is formed with a long accommodation portion for accommodating an FL holder and a J/C adapter. The accommodation portion is provided with first locking portions configured to lock the FL holder. The FL holder is provided with second locking portions configured to be locked to the first locking portions, and a third locking portion configured to lock the J/C adapter. The third locking portion is provided at one end portion of the FL holder in a longitudinal direction. The J/C adapter is provided with a fourth locking portion configured to be locked to the third locking portion. The FL holder and the J/C adapter are arranged side by side in the accommodation portion along the longitudinal direction.