Elf Yome to Hajimeru Isekai Ryoushu Seikatsu 4: Sonna Kankouchi de Daijoubu ka? Mondai...Shika nai?!

is the fourth volume of the Elf Yome to Hajimeru Isekai Ryoushu Seikatsu light novel series, written by Washinomiya Daijin and Illustrated by Nardack. It was released under the Dengeki Bunko Imprint in April 2017.

Synopsis
'''Discover tourism resources in another world! Another world ⇒ 4th daily fantasy!'''

I'm a different world lord, but my main business is a high school student. After the summer vacation, when I went to school to study hard, for some reason my daughter-in-law, Accelia, was there! Everything was part of a model case for interacting with Japan and another world ... So, it seems that he transferred to this school I attend !? What kind of hand did you use ...?

Ms. Miu did it overnight.

The turbulent new semester that began in this way. In the home room that decides the destination of the first event "Seaside School" after the holidays, a different world, Ririgardo ...!? Taking this opportunity, I developed tourism resources for my territory ...!? The next issue was decided to promote tourism in another world territory !! Another world ⇒ 4th daily fantasy !!

(source: Dengeki Bunko Official Website - Translated)