Virtual image display apparatus

A virtual image display apparatus comprising:

• a case member that stores a image element and is provided with a first end connected to other members;
• an optical component holding member with which an optical component guiding image light from the image element is assembled and that is provided with a second end connected to the first end;
• three or more protruding portions that are provided at one of the first end and the second end, have protrusion shapes, and extend toward the other end;
• three or more grooves that are provided at the other end, have depression shapes corresponding to the three or more protruding portions, and extend;
• and
• adhesive portions that fix the three or more protruding portions to the three or more grooves in a state in which the case member is aligned with the optical component holding member,
• wherein, among the three or more protruding portions, at least one protruding portion is disposed on an opposite side to one or more other protruding portions with a display region of the image element interposed therebetween.