The original papers appeared in the Journal of The Japanese Forest Society vol. 88, no. 4 in Japanese with English abstracts.

The article presents abstracts of forest research. They include "Development and validation of a method of forestry region classification using PCA and cluster analysis together with the SOM algorithm," "Natural drying of logging residue stems along a forest road and on a paved landing," and "Complex influence of wind and topography in predicting area of fire spread for forest fires: as exemplified by a forest fire in Kakamigahara City."