A biaxial hinge which allows a first casing having a keyboard and a second casing having a display to open and close 360 degrees relative to each other. The biaxial hinge ensures that the keyboard, rubber feet, and other parts can sink relative to the first casing. The biaxial hinge includes a biaxial hinge portion and an actuating mechanism. The biaxial hinge portion includes a rotation controlling unit. The actuating mechanism includes a fixed cam part, a slide cam part facing the fixed cam part, and a link part.