Abstract: A method for controlling a vehicle seat includes: detecting a partial opening operation that a slide door which is provided in a side surface of a vehicle operates from a fully closed position to a position in the middle of reaching a fully opened position of the slide door; and controlling an operation of the seat which is provided in a vehicle interior in order to form a luggage disposition portion on a position on which luggage is loadable through door opening of a side surface of the vehicle which is formed by the partial opening operation, in a case where the slide door performs the partial opening operation.

Abstract: A method of controlling a slide door includes: detecting that a slide door of a vehicle is in an open state; detecting that an occupant sits at a seat in the vicinity of a door opening portion of the vehicle provided with the slide door; and moving the slide door such that a door handle provided in the slide door on a passenger compartment side of the vehicle is disposed at an operational standby position which is set to be located forward of a rear end position of a sitting surface of the seat in the vicinity of the door opening portion, if the slide door is in an open state, and the occupant sits at the seat in the vicinity of the door opening portion.

Abstract: An opening adjusting device adjusting an opening of a door for a vehicle, the opening adjustment device being used at a door checking mechanism including a movement restriction portion configured to be fixed at the door for the vehicle, the door checking mechanism being provided with a check link including a first end portion being rotatably mounted on a vehicle body, the check link extending at an inside of the door for the vehicle, the check link being movable in a longitudinal direction of the check link relative to the movement restriction portion relatively, the door checking mechanism including a stopper portion being provided at a second end portion of the check link includes an opening adjusting block including a first portion and a second portion having a predetermined distance from the first portion in a moving direction of the check link, and the movement restriction portion.