These Special Collaboration Inks from Tono & Lims are made available for Yoseka Stationery during the "A Space Walk 2025" event in New York City. These special ink colors are produced for different brands or stationery stores exclusively in Japan, and can only be obtained through visiting their brick and mortar stores or through A Space Walk events. The collaboration ink colors often comes with playful properties, like extra-shimmering, fluorescent, or even scented, and are deeply inspired by the background story of different brands.