Guren Ichinose 3: Catastrophe at Sixteen

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Overview:

Title: Guren Ichinose 3: Catastrophe at Sixteen
Author: 鏡貴也
Year: 2016
Type: Omnibuses
Series: 終わりのセラフ / Seraph of the End (light novels)

Variant Titles:

2016. Guren Ichinose 3: Catastrophe at Sixteen