Ka Shin's Medical Books

Ka Shin's Medical Books (華眞の医学書 Ka Shin no Igakusho) are a series of books, concerning diseases, remedies and cures, started by Ka Shin's ancestor, Ka Na. 
==Plot==
Somewhere in Koku Province, Ka Shin found a dying To Eigetsu in the snow. After he was saved by the White Immortal, both of them settled down in Seika Village. Some time later, the village was wiped out by a strange disease, leaving only Ka Shin and Eigetsu alive. Ka Shin promised to find a cure but fell victim to the same disease. Eigetsu gave up some of his own life force so Ka Shin could live. In the final years of his life, he left Eigetsu in the hands of Kai Yu and wandered the country adding information to his ancestor's medical books. He entrusted these books to Kai Yu, hoping they would fall into Kou Shuurei's hands, before passing away peacefully. She does receive the books and donates them to the new research institution in Sa Province. They become instrumental in the development of medicine.Category:Items