uniball One P x SANBY Ballpoint Pen

Introducing the OB1TOY x Sanby x Uni-Ball One collaboration—a limited edition gel pen collection featuring art from OB1TOY's beloved Retro Post series.

These pens showcase nostalgic designs inspired by fictional Showa era products and signage, created by graphic designer and illustrator ob1toy from Yamanashi Prefecture.

Each pen is filled with Uni-Ball One's richly pigmented, fast-drying ink for smooth, reliable writing. Every purchase includes a removable acrylic charm on a ball chain—perfect as a keychain, ornament, or standalone decoration.

 Collect these unique pens that blend functional writing tools with collectible art.