Chair

A chair comprising:

• a backrest configured to support a back of a user of the chair;
• and
• a backrest frame supporting the backrest;
• wherein the backrest includes a main body in plate form and a bent portion, the main body abutting the back of the user, the bent portion being bent from an upper end portion of the main body and extending rearward,
• wherein the backrest frame comprises a right bar-shaped member supporting a right side of the backrest, a left bar-shaped member supporting a left side of the backrest, and an upper bar-shaped member supporting an upper side of the backrest,
• wherein the backrest is supported by the backrest frame such that a surface facing rearward in a rear edge portion of the bent portion and the upper bar-shaped member abut each other fully in a width direction of the backrest,
• wherein the bent portion has a plate shape such that upper and lower surfaces thereof are substantially parallel rearward, and the bent portion has a thickness substantially the same as a thickness of the upper bar-shaped member abutting the rear edge portion of the bent portion, and
• wherein the upper bar-shaped member protrudes so as to be convex toward a rear side, and connects the right bar-shaped member and the left bar-shaped member.