A rich teal ink inspired by the Kingfishers colors. Smooth-flowing and vibrant, its ideal for writing, journaling, or creative projects. The color pops on paper without being overpowering, giving your writing personality and a refined, professional finish.

BUNGUBOX is a beloved Japanese stationery boutique known worldwide for its carefully curated writing instruments and exclusive ink creations. Based in Hamamatsu, theyve built a devoted following for their imaginative color stories and commitment to the art of writing. Esterbrook and BUNGUBOX previously partnered on the celebrated Kachofugetsu series, blending Japanese design sensibility with Esterbrooks American heritage. Our newest collaboration continues that story, bringing together two brands united by craftsmanship, creativity, and a love of writing.