Applying method for a film

An applying method of applying a film on an application target surface of an application target object, comprising:

• an applying step of applying the film, which is supported by a film support portion provided with a first support body and a second support body lined up in a first direction on the application target surface, the first support body and second support body pivotally coupled to each other by a hinge portion;
• wherein
• the applying step is provided with
• a first step of applying the film on the application target surface by the first support body and
• a second step of applying the film on the application target surface by changing an angle of the second support body relative to the first support body through rotation of the second support body about the hinge portion so as to bring the second support body closer to the application target surface.