The material used was "Tane Kosi," i.e., grains of rice coated with the mycelium, conidiophores, and greenish yellow chains of conidia of Aspergillus Oryzoe.

The rice is first exposed to moist air so as to change the starch into paste, and then mixed with grains of the "Tane Kosi."

By this they had passed Nagara, and turning due south were rushing past the big fort of Kosi Kale.