Elevate your system planner with this premium LITERO refill from Nagasawa Stationery Center and Kobeha Factory. Crafted from FSC-certified, cream-colored COC Natural paper, this refill delivers exceptional smoothness and comfort for extended writing sessions. Features 50 sheets of A5-sized pages with 6mm ruled lines in subtle gray, printed single-sided for optimal note-taking. Six-hole punch design ensures seamless integration with compatible planners. Made in Japan with meticulous attention to quality and sustainability.