![Greihn](https://img.flawlessfiles.com/_r/400x400/100/a7/ad/a7adec00e19759a3eabc194551d668d6/a7adec00e19759a3eabc194551d668d6.jpg)
Greihn
グレーイン
An old friend of Minth when they were still engaged in criminal activities. He seems to be living a quiet life running a small eatery when Minth along with Yuri and Yukizona ran into him while investigating some illegal snuff books in town.
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Armed Librarians: The Book of Bantorra
Supporting (Role) TV
![Hiyama, Nobuyuki](https://img.flawlessfiles.com/_r/100x100/100/b1/b2/b1b24f2aeec0373b1c83a4a2482bc6a8/b1b24f2aeec0373b1c83a4a2482bc6a8.jpg)