RICCHIKU-M size (BLACK)[RICCHIKU M size] *Pen Point: When you order, please tell us the pen point in the note (Fine Medium Fine Medium Broad). Thank you. Origin of name Fountain pen shaped like bamboo with no clip. RICCHIKU" means standing bamboos. We named "RICCHIKU" by expressing on our fountain pens beauty of bamboos, strength and flexibility. Specifications Ink Filling System Cartridge Converter International standard type Closed length 143 mm Cap Diameter 15 mm Barrel