なんと、我と結婚したいと申すか!?

From Author Wars - https://authorwars.com/books/nanto-wo-tojie-hun-shitaitoshen-suka-2864085.html

Overview:

Title: なんと、我と結婚したいと申すか!?
Author: 笹木さくま
Year: 2018
Type: Novels
Series: 女神の勇者を倒すゲスな方法 (The Dirty Way to Destroy the Goddess' Heroes)
Number in Series: 6

Variant Titles:

2021. So You're Saying You Want to Marry Me?!

Genres/Themes:

young-adult fantasy