2025-09-04 00:00:00 The "granvillage" membership program is packed with services and privileges that allow you to use GRANVISTA Group facilities nationwide, including the Sapporo Grand Hotel, Kamogawa Sea World, and Intergate Hotels, at great savings and in comfort. An official application for even more convenient use of the program will be available in November 2023. *Three benefits (1) Points are accumulated according to the amount spent.