The “Kojiki”, which was written about 1300 years ago, is Japan's oldest history chronicle. Written to legitimize the idea of the Emperor's divine descent it contains Japanese myths and historical legends. This manga mainly covers the tales of deities from the first volume, which tells the stories from the creation of heaven and earth to the birth of the legendary founding Emperor of Japan, Jinmu, as well as the legend of Yamato Takeru No Mikoto, which is originally included in the second volume.

From SCX-Scans:

Angela wakes up in an abandoned warehouse. Confused and dazed, she has no memory of her past or any concrete idea about how she got there. Through a series of seemingly inconceivable events, Angela learns that she has been chosen as the next vessel for the great demon queen. The only thing preventing the queen from taking over her mind and body is her virginity. Will Angela be able to avoid temptation or will the Demon Queen Lilion be unleashed to ravish the Earth?

From ADV:

Trouble always seems to follow the beautiful and sassy, Kaname Chidori. Though she is only a high-school student, Kaname is constantly the target of terrorism. Lucky for her though, the dreamy Sosuke, an undercover agent from Mithril, is one step behind her, ready to protect her at any cost. But will he be able to save her from harm every time she is in trouble?