We tested a variety of pens, stickers, and accessories to find which items are most compatible with the popular Kokuyo Jibun Techo Planner. Kokuyo uses two kinds of paper in the Jibun Techo: THIN PAPER and MIO PAPER. Read more about our findings for each paper type in our Guide: The Best Pens and Accessories for the Kokuyo Jibun Techo, or browse our selected recommendations below.