Materials presented at the February 1 expert meeting are now available.

Materials presented：

・Severity and mortality in wave 6: impact of restriction on the number of PCR tests

・Analysis of the preventive effect of vaccination and the effect of emergency declaration

・Relationship between user behaviors and number of COVID-19 positives interpreted from Twitter data #13

・Infection Simulation based on Proposed Human Behavior Models derived from SNS and Press Data #27