'Somayama Houshikichou Shitsugi [Additional Forest Methods]' was promulgated in 1747 as a supplementary volume to 'Somayama Houshikichou [Forest Methods]' which had been published a decade earlier in 1737. The contents once again affirm principles outlined in the earlier 'Somayama Houshikichou' but also include additional statutes on new matters.

The conference is aimed at dissemination of scientific research results, sharing of experience, improvement of foreign language and cross-cultural communication skills, and establishing of international contacts.