The Japanese RIKEN Center for Advanced Photonics (RAP) and the Jülich Centre for Neutron Science (JCNS) will host their fifth joint workshop on compact accelerator-driven neutron sources (CANS) on June 9 –10, 2021 as a special webinar due to the current travel restrictions worldwide. The workshop will tackle common research topics regarding the development of target, moderator and instrument systems for CANS at both institutes.