For April 2022, Sailor Pen releases the “Seasonal Festivals” Series – A collection of 5 unique fountain pens, each honoring a special seasonal, annual event in Japanese Culture with ceremonies unique to each. KOI is the color of the celebration of growth and health of boys on May 5th.
- Color: Blue/Grey with tiny sparkles
- Nib material: 14k gold
- Body and grip material: Resin
- Trim color: Gold plated.
- Capping mechanism: Screw cap
- Postable: Yes
- Include: One Sailor converter