Keep your fountain pen inks beautifully organized with the Tsubame Ink Collection Box Set - a refined solution for collectors and everyday writers alike. Thoughtfully designed, each set includes 150 ink swatch cards housed in a sturdy, textured box available in classic black or warm red.

Each card features dedicated spaces to record ink names, brands, and notes, along with a charming ink bottle illustration for quick visual reference. The premium paper handles fountain pen inks cleanly, allowing you to showcase shading, sheen, and color depth without bleed-through.

Compact yet elegant, this box set is perfect for cataloguing your growing ink collection, testing new inks, or simply enjoying the ritual of swatching. A must-have for fountain pen enthusiasts who appreciate both function and timeless Japanese design.