PROBLEM TO BE SOLVED: To provide a rearing container solving a problem that water accumulated in a bottom may generate eclosion insufficiency when a pupa chamber is made on the bottom face in the container used for rearing stag beetles and beetles or the like.SOLUTION: The bottom of a container is made irregular to prevent pupae from touching the water accumulated in the bottom and the probability of the eclosion insufficiency can be reduced.COPYRIGHT: (C)2015,JPO&INPIT【課題】クワガタ虫、カブト虫の飼育等に使われる容器の底面に蛹室を作った場合、底に溜まる水分で、羽化不全を起こすことがある。【解決手段】容器底部に凹凸を設け、底に溜まった水分が蛹に触れないようにすることで、羽化不全の確率を減らすことができる。【選択図】図1