same type of paper; paper of the same material/color
Refers to paper that matches in material, color, or type, often used in contexts like bookbinding, crafts, or stationery where consistency is important.
The cover and the endpapers use the same type of paper.
The inner pages of this notebook are also the same paper, so the writing feel is consistent.
Compound of 共 (とも, 'together, same') and 紙 (かみ, 'paper'), with rendaku voicing of かみ to がみ.