Who wrote the manga that is serialized in the monthly magazine published by ASCII Media Works, that was adapted into a thirteen episode anime produced by Trinet Entertainment?
Kagihime Monogatari Eikyū Alice Rondo:  "Key Princess Story: Eternal Alice Rondo") , or simply Kagihime, is a manga written by Kaishaku. Dengeki Daioh: Monthly Comic Dengeki Daioh (月刊コミック電撃大王 , Gekkan Komikku Dengeki Daiō ) is a Japanese shōnen manga magazine published by ASCII Media Works (formerly MediaWorks) under the "Dengeki" brand.
Kaishaku