In the optical information recording medium 110, the substrate 112 and the cover layer 122 adhere to each other via the adhesive layer 120 in eight regions indicated by {HEAD ~ fan} shaped {TAIL ~ dotted lines} in FIG 7 
shaped
In the optical information recording medium 110 , the substrate 112 and the cover layer 122 adhere to each other via the adhesive layer 120 in eight regions indicated by { HEAD ~ fan } shaped { TAIL ~ dotted lines } in FIG 7
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH