Original Ink "Uguisu-cha" (Sepia) Shitanachi series, Dye-based InkUguisu cha (Sepia) in the Old town in Tokyo (Shitamachi no Uguisu cha () Inspired by the warm, timeless character of ebonite itself, Uguisu cha is a rich sepia ink that captures the understated charm of Tokyos old downtown neighborhoods. Created to reflect the natural color of ebonite, this ink offers a soft yet well defined hue that is both elegant and easy on the eyes. Its balanced shading and dependable readability make it an excellent choice for