PROBLEM TO BE SOLVED: To provide a fermentation apparatus which can simply and easily produce fermented food, in which a nutritive value is improved, or fermented food which is different in flavor.SOLUTION: A fermentation apparatus 100, which controls the temperature of a container 3 to ferment a food material housed in the container 3, includes: a temperature detection part 5 which detects the temperature of the container 3 a heating part 4 which heats the container 3 and a temperature adjustment part which makes the heating part 4 heat the container 3 so that, after heating is started, a time until the temperature detection part 5 detects a predetermined temperature becomes equal to or more than a predetermined time, and the temperature of the container 3 is rising gradually.COPYRIGHT: (C)2015,JPO&INPIT【課題】栄養価を向上させた発酵食品又は風味の異なる発酵食品を簡便に製造することができる発酵装置を提供する。【解決手段】容器3の温度を制御し、該容器3に収容された食材を発酵させる発酵装置100は、前記容器3の温度を検出する温度検出部5と、前記容器3を加熱する加熱部4と、加熱開始後、前記温度検出部5が所定温度を検出するまでの時間が所定時間以上となり、かつ前記容器3の温度が徐々に上昇していくように、前記加熱部4に前記容器3を加熱させる温度調節部とを備える。【選択図】図1