KEK has a dormitory for users which can be reserved from the user registration system.
Hotels have to be reserved individually. Hotels near Tsukuba(つくば）station or Kenkyu-gakuen（研究学園）station are convenient, and can be booked using booking sites such as booking.com.
The information on transportation from Tsukuba station can be found in https://www.kek.jp/en/access/tsukuba
