Namurataiseidou Kofudoushun Calligraphy Brush Set, Large No. 3

Namurataiseidou Kofudoushun calligraphy brush set, large No. 3. Listed tip dimensions: 13 mm diameter x 58 mm long. Bamboo shaft with black ribs and medium-soft bristles. Intended for regular, running and cursive script. The bristle material translation and full set contents are unclear in the original information.