To improve stability in the state of erecting its top plate in a flap table and to prevent the feet of a sitting person from hitting a stretcher pipe disposed at supports.

A table is composed of the supports 5 positioned near the non-sitting side of the table 1 and the top plate 10 provided so as to be rotated to a horizontal attitude and an erected attitude that it is erected on the non-sitting side at the upper part of the supports 5. The support 5 is composed of a vertically erected vertical part 6 and an inclined part 7 inclined upwards from the upper end of the vertical part 6 to a sitting side, and the rotary shaft 8 of the top plate 10 is provided on the upper part of the inclined part 7.