Rainbow Trotsky

From MangaHelpers:
A historical manga by the author of "Gundam The Origin," set in Manchuria (Manchokoku) during the first years of the Showa period. The protagonist is a half-Japanese, half-Mongolian amnesiac who attends Kenkoku University in the capital of Manchukoku. A tale of spy intrigue, pertaining to the secret of a conspiracy known as "Project Trotsky.