Zōsan 5.0-chō (Kobaien)

Zongshan

Characteristics of Zongshan
Zongshan is an ink made from oil soot and high-quality glue, developed over more than 400 years of ink-making.
It has a subdued appearance, is ideal for writing Chinese characters, and darkens quickly.
When used thick, it has a bluish-black hue, and when used lightly, it has a pale purple hue.

For Kanji strip width
Oil smoke ink
Dark ink: bluish black / light ink: produces a light purple color