This is the color palette by artist Katsunko (@katsunko77).

The true color born about two and a half years after "Nami, Nagu" is Changing Color.

It is a color where various colors intertwine on the front and back.

Tono & Lims

Known for their innovative approach, Tono & Lims produces inks with shimmer, fragrance, and even UV-reactive properties. They frequently collaborate with retailers and independent brands, making them a beloved and always-talked-about brand among ink enthusiasts.