These ballpoint pen refills are for the Jetstream, the popular 0.5 mm pen that’s
favorite PENS, hobonichi cousin, quick drying ink
Hobonichi Store Exclusive 3-Color Jetstream Ballpoint Pen [2023] 4580541467006
Uni Mitsubishi Pencil / Jetstream Pen Refill - Accessories Lineup - Hobonichi Techo 2022
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Jetstream Multi Refill SXR-80 Eco Packaging, 59% OFF
Pilot Corporation: Hi-Tec-C Coleto 5-Color Multi Pen - Accessories Lineup - Accessories - Hobonichi Techo 2024
Uni Mitsubishi Pencil / Jetstream Pen Refill - Accessories Lineup - Hobonichi Techo 2022
The Gentleman Stationer
Jetstream Multi Refill SXR-80 Eco Packaging, 59% OFF