<;P>;PROBLEM TO BE SOLVED: To improve a sense of use by preventing the deviation between the back of a seating person and a backrest part when reclining the backrest part. <;P>;SOLUTION: This reclining seat is provided with a seat part 12, the backrest part 13, and a reclining mechanism 14 tilting the backrest part 13 back and forth relative to the seat part 12 and contracting/extending the length of the backrest part 13; the backrest part 13 has a seat back frame 27 tiltably connected to the rear end of the seat part 12, and a slide frame 28 having a back pad member (a backrest 31) slidably supported to the seat back frame 27 and coming into contact with the back part of the seating person; and the reclining mechanism 14 has a reclining actuator 81 tilting the seat back frame 27, a slide actuator 82 sliding the slide frame 28, a reclining controller 83 capable of controlling the both actuators 81 and 82 individually, and an operation switch 84 commanding the tilting operation and the sliding operation to the reclining controller 83. <;P>;COPYRIGHT: (C)2007,JPO&INPIT