Thinpaper is KOKUYO's original paper developed for personal notebooks. While maintaining the lightness of conventional paper, we increased the strength of the paper, Erasable pen rubber that does not easily bleed through water-based gel ink The feature is that the surface does not wrinkle even when rubbed. Therefore, even if you change or rewrite the schedule, it will not be wavy and beautiful. You can use it as it is on paper. Because it is difficult for the ink to show through, The contents of the previous page are also less noticeable.