Ōmi is located just next to Kyoto. The Gorgeous aristocratic culture of Kyoto required elegant paper, not like business purpose in Osaka and government document in Edo (Tokyo). This place's Washi making was grown for usage in Kyoto.
The paper using Gampi and natural dye is good for Kana brush calligraphy, especially for ladies.
In the modern period, the Naruko paper has been also used for conservation and restoration of various historical treasure.