In particular, the amount of charcoal made there had increased year by year, largely exceeding 14,000 hyo (straw bags) that Kyoto Imperial University needed yearly in the era between mid-1930s and mid-1940s.
中でも木炭の生産は年を追うことに増加し、昭和十年代における京都帝大の年間木炭需要1万4千俵を大きく上回る俵数を生産した。