The Vexations of a Shut-In Vampire Princess, Vol. 4 (light novel)

Fresh off her success in the Six Nations War, Komari is invited to the Heavenly Paradise, a Far Eastern nation where cherry blossoms dance in perpetuity. There, she learns that one of her new allies, Karla Amatsu, is participating against her will in a weeklong ritual to determine the next ruler of the country. Always looking to shirk her duties, Komari writes the whole thing off as someone else s problem until Karla announces that the vampire girl will be assisting her in a battle to the death against the opposing candidate on the final day of the competition! But with multiple foreign parties attempting to influence the outcome of the proceedings and a terrorist plot developing in the background, can these two reluctant commanders really come out on top?!