Kyo-No-Oto Fountain Pen Ink - Ochiguri IroFalling Chestnut Fountain Pen Ink All Kyo No Oto inks are handmade in Kyoto, Japan using traditional dyeing techniques and materials. Falling Chestnut refers to the reddish brown color of chestnuts that have fallen. In "The Tale of Genji," there is a description of "Blue and dark slenderness, fallen chestnuts, and something like that, and a hakama lined with lining that was celebrated by the people of the past ", indicating that it was the color that