グリモワール
The Storage Devices used by [[Yagami Hayate]] and [[lord dearche|Dearche]] in [[Mahou Shoujo Lyrical Nanoha Detonation]] but with different design.
For Hayate, it's used in place of the [[Tome of the Night Sky]].
For Dearche, it can be the movie version of the [[Tome of the Purple Sky]].
grimoire (nanoha)