The Call of Mahoroba

A boy she always knew from afar is about to be crushed by the train before her very eyes, but not before he looks directly at her, causing Maomi to drift and land... 2000 years into the past! The man she runs into is on a mission to fight war against the ancient country... Who exactly is he, and will he be able to help Maomi get home? A 51-paged oneshot by Kaoru Ichinose that references Yamataikoku.