2021.11.13 Call for papers of SIG presentations end.
2021.11.26 Zoom rehearsal for sponsor members(賛助会員).
2021.11.30 Registration closes.
2021.12. 4 JAAL in JACET 2021
2021.12. 6 Proceedings submissions start.
2021.12.31 Receipt downloading period ends.
2022. 1. 7 Proceedings submissions end.