PROBLEM TO BE SOLVED: To provide a cassette type radiographic imaging device that enables easy alignment of a power transmission part and a power reception part to reduce a burden on an operator, and can be flexibly used in a number of environments.SOLUTION: An electronic cassette 1a includes: an exterior 2a a detection panel 31 that is arranged inside the exterior 2a to detect radiation made incident thereon a secondary battery 7 that is arranged inside the exterior 2a to supply a power to the detection panel 31 and a power reception part 8a that receives a power from an external power supply part in a non-contact manner and charges the secondary battery 7. The power reception part 8a is movably provided in the exterior 2a.COPYRIGHT: (C)2016,JPO&INPIT【課題】送電部と受電部の位置合わせを容易に行い、操作者の負担を軽減し多くの環境で柔軟に利用できるカセッテ型放射線画像撮影装置を提供することを目的とする。【解決手段】電子カセッテ1aは、外装2aと、外装2aの内部に配置されて入射した放射線を検出する検出パネル31と、外装2aの内部に配置されて検出パネル31に電力を供給する二次電池7と、外部の給電部から非接触で受電して二次電池7を充電する受電部8aとを備え、受電部8aは、外装2aに移動可能に設けられる。【選択図】図1