Dear presenters and attendees of ICHA 20 Hiroshima 2023

Many thanks for your attending the ICHA 20 Hiroshima 2023.
And we much appreciate you submitting your manuscripts for the Proceedings.

The deadline for the submissions was February 15th.
Aiming to make the Proceedings more extensive and complete with receiving more manuscripts, we would like to expand the submission deadline to March 1st.

We are looking forward to receiving more manuscripts from attendees.

Kind regards,

Dr. Ichiro Imai,
Chair of the Proceedings Committee of LOC