PROBLEM TO BE SOLVED: To provide a boiled rice feeder surely performing the attachment of a roller unit.SOLUTION: This boiled rice feeder includes a roller unit 4 which is provided with a plurality of rollers 5 sending plate-like boiled rice out, a unit holding chamber 12 which holds the roller unit 4, a positioning member 17 which is freely movable to a first position where the roller unit 4 is positioned in a prescribed position to which the roller 5 is rotatably driven, and a second position where the roller unit 4 is separable from a prescribed position, a cover member 13 which blocks the unit holding chamber 12, and a regulating member 21 which is set on the cover member 13, makes the cover member 13 attachable to a regular position by regulating the movement of the positioning member 17 when the positioning member 17 is in the first position, and in the second position, makes the cover member 13 unattachable to a regular position by interfering with the positioning member 17.COPYRIGHT: (C)2012,JPO&INPIT【課題】ローラユニットの装着を確実に行える米飯供給装置を得る。【解決手段】板状米飯を送り出す複数のローラ5を備えたローラユニット4と、ローラユニット4が収容されるユニット収容室12と、ローラ5が回転駆動される所定位置にローラユニット4を位置決めする第1の位置と、ローラユニット4が所定位置から離脱可能な第2の位置とに移動自在とされた位置決め部材17と、ユニット収容室12を閉塞するカバー部材13と、カバー部材13に設けられ、位置決め部材17が第1の位置のときには位置決め部材17の移動を規制してカバー部材13を正規位置に装着可能とし、第2の位置のときには位置決め部材17と干渉してカバー部材13を正規位置には装着不能とする規制部材21とを有する。【選択図】図7