Kaiko Seiki Launches Crowdfunding Campaign for Modular Metal Pen on GREEN FUNDING
Kaiko Seiki, a Japanese precision metal-cutting company, has launched a crowdfunding campaign for its first consumer product, SHAFT CRAFTS, on the GREEN FUNDING platform. The campaign offers a limited run of 50 modular metal pens, applying F1 engine part machining techniques to writing instruments. The campaign runs from August 21 to September 23, 2026.