In Institutional authentication: Usage application, there is a field called "KinoDen URL String". Enter the string specified when you applied for the KinoDen contract.
For example, in the URL for "Science of the rice plant, v. 3. Genetics" below, the "KinoDen URL String" is the string displayed in the "user" section.
"Science of the rice plant, v. 3. Genetics"（ISBN : 9784540960109）
https://kinoden.kinokuniya.co.jp/user/bookdetail/p/KP00042230