About CiNii Books data update due to NACSIS-CAT/ILL system suspension

CiNii Books data is scheduled to be updated as follows due to System Suspension for Migration NACSIS-CAT/ILL.
Thank you for your understanding in advance.

Current NACSIS-CAT final data update reflection: January 16, 2023 (Monday)
New NACSIS-CAT first data update reflection: February 6, 2023 (Monday)