To provide a bookbinding kit enabling simple manufacture of an inserted booklet with a cover, such as an original album or book, in compliance with the interest of each person on the basis of photograph information or the like of a personal computer or the like.

The bookbinding kit has a cover member 1 having a front cover 1a and a back cover 1b provided at the opposite lateral edges of a shelfback 1c, main body sheets 3 disposed between the front cover 1a and the back cover 1b, a front endleaf member 2a disposed between the front cover 1a and the main body sheets 3, a back endleaf member 2b disposed between the back cover 1b and the main body sheets 3 and rivets 5a and 5b for connecting and binding the two endleaf members 2a and 2b and the main body sheets 3. In a state wherein the main body sheets 3 are put on each of the two endleaf members 2a and 2b, these are bound together by the rivets 5a and 5b and the two endleaf members 2a and 2b are fixed by bonding respectively to the front cover 1a and the back cover 1b of the cover member 1.