Fiscal 2026

• New data have been released
• Due to emergency maintenance, SSJDA Direct was unavailable from approximately 11:00 p.m. on October 21 to 3:55 p.m. on October 22, 2026 (JST). The service is now available as usual.
• The SSJDA seminar "Connectedness, Response Loading, and Network Resilience under Financial Uncertainty"(24 November 2026)
• Due to emergency maintenance to enhance security, SSJDA Direct has been unavailable since around 11:00 p.m. (JST) on October 21, 2026. We will provide an update as soon as the expected date and time for service resumption is determined.
• SSJDA Direct experienced a system outage between approximately 6:45 PM on October 13 and 8:30 AM on October 14 (JST), during which login and other services were unavailable. The issue has now been resolved, and the service is operating normally.
• CSRDA Discussion Paper Series No.141 "School Belonging of Students with Immigration Background in Japan: Evidence from TIMSS 2015, 2019, and 2023″
• [Event] CSRDA International Workshop 2026 "Asking participants for their informed consent to link their survey responses to administrative data - and the puzzle about online surveys" (October 26, 2026)
• [Repost] All network services, including SSJDA Direct, will be unavailable from 8:00 A.M. to midnight (JST) on September 27, 2026, due to scheduled network maintenance.
• CSRDA Discussion Paper Series No.140 "Diagnosing Industry Network Resilience under Financial Uncertainty: An Auditable Public-Data Framework Using Fama-French 49 Industry Portfolios″
• CSRDA Discussion Paper Series No.139 "Another Look at Primary and Secondary Effects: Causal Decomposition of Inequalities in Educational Opportunity″
• All network services, including SSJDA Direct, will be unavailable from 8:00 A.M. to midnight (JST) on September 27, 2026, due to scheduled network maintenance.
• [Important notice] SSJDA will stop data usage application service from July 31 (Fri) to August 23 (Sun), 2026, Japan time. Early application is greatly appreciated.
• SSJDA Direct will be unavailable on August 3 and 4 (all day), 2026 due to maintenance.
• The CSRDA website will be unavailable from 9:00 A.M. to 6:00 P.M. (JST) on June 15, 2026, due to scheduled maintenance.
• Call for presenters for SSJDA Seminar and submissions to CSRDA Discussion Paper Series.
• SSJDA Direct will be unavailable from 9:00 A.M. to 6:00 P.M. (JST) on May 26, 2026, due to maintenance.
• CSRDA Discussion Paper Series No.138 "The Role of Women's Employment and Educational Assortative Mating for Earnings Inequality in Japan,1982-2017: The Importance of Gendered Life Course Patterns″
• CSRDA Discussion Paper Series No.137 "Delaying University Entry as a Class Strategy: Ronin and Educational Inequality in Japan's Standardized System″
• CSRDA Discussion Paper Series No.136 "Delayed Educational Inequality after the COVID-19 Pandemic: Vertical Stability and Horizontal Divergence in University Enrollment in Japan″