PROBLEM TO BE SOLVED: To provide a rice field work machine capable of performing a seedling supply work on the cabin outer side through an opened opening/closing door, although avoiding rain, while retaining a maneuvering portion space hardly receiving the influences of weather conditions or the like.SOLUTION: A rice field work machine comprises a cabin 4, and an opening/closing door 47 for opening/closing a gateway 40A formed on the lateral side of the cabin 4. The opening/closing door 47 can be rocked to open or close on a rocking axis x1 disposed in the upper portion of the cabin 4 and extending in the longitudinal direction.COPYRIGHT: (C)2014,JPO&INPIT【課題】キャビンを備えて気象条件等の影響を受けにくい操縦部空間を確保しながら、開閉ドアを開けてのキャビン外側の苗補給作業などを、雨を除けながら行い易くする。【解決手段】キャビン4と、キャビン4の横側部に形成された出入り口40Aを開閉する開閉ドア47とを備え、開閉ドア47が、キャビン4の上部に設けた前後方向に沿う揺動軸心x1周りで揺動開閉可能に装備されている。【選択図】図3