Patent ID: 8020229

Claim:
A pillow having a deformable pillow body comprising an upper surface and a lower surface with an outer edge as a boundary, said pillow further comprising: a depression part for accommodating a back of a head having a bottom surface in plane with the lower surface of the pillow body at a position depressed from the upper surface towards the lower surface of the pillow body, a groove part in a plane with a lower surface of the pillow and extending from the bottom surface of the depression part to the outer edge of the pillow body and being formed by joining the upper surface of the pillow body to the lower surface of the pillow body, a supporting surface raised from a periphery of the bottom surface of the depression part towards the upper surface of the pillow body, and an inclined surface gradually rises from the bottom surface of said depression part with a rising gradient formed along the groove part at a width of a lower edge of the bottom surface, said inclined surface fitting from the back of the head to a neck without placing a strain on the neck, thereby fixing a position of the back of the head and the neck.