The Citation Index Service which has been provided on CiNii website will be terminated on March 31, 2008. Thank you for your patronage. Details are as follows：
1. The services to be terminated are the following databases of the Citation Index:
- Science Citation Index Expanded (SCI)
- Social Sciences Citation Index (SSCI)
- Arts & Humanities Citation Index (A&HCI)
2. The date of termination will be March 31, 2008
Further details will be announced on this website.
【For inquiries on this matter:】 E-mail: firstname.lastname@example.org