This book has all events happened from the first Empire, to the current Empire. It has various stories, including the tragic fight called the Battle of the Pedestals. This book is the ownership of the Master of Shuju, currently Magnian.
Pedestals used to restore the balance of Obsardium: People, Nature, and Technology. There are two kinds and each have different requirements:
Paradyze - essence of the gods contained in the SeiBracer, and birth of a new god.
Paragard - blood of 3,000,000 Obsardians (99.4% of population), and total destruction of the surface.
The Key to the Paragard Pedestal enabling it to work. This is actually the Imperial Pendant (doesn't look like it) that is given to the successor of the empire during coronation. Magnian stole it and brought it to Earth, together with the SeiBracers.
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Four Imperial vehicles used by the Obsardian Towers for protecting the empire from large forces. In the Battle of Pedestal, these are used to fight the large Shinmazaku. All four can combine into one powerful mecha, called YanjinMeister.