Yuuna-san Goes to School, Yuragi-sou no Yuuna-san Wikia

Yuuna-san Goes to School is the 4th chapter of Yuragi-sou no Yuuna-san. Due to it being the first day of school in Japan, the chapter takes place during early April. This is due to April 1st normally being the first day of school in Japan unless it was on a Friday, Saturday or Sunday. If it does fall on one of those days then the first day of school is on the following Monday.

Yuragi-sou no Yuuna-san - Digital Colored Comics - MangaDex

Yuuna Yunohana, Yuragi-sou no Yuuna-san Wikia

Yuragi-sou no Yuuna-san (Review)

Licensed Yuragi-sou no Yuuna-san - Page 80 - AnimeSuki Forum

Yuuna and the Haunted Hot Springs (TV Series 2018–2020) - Episode list - IMDb

Look who I found while reading ch#43 of Yuragi-sou no Yuuna-san.

Volume 5, Yuragi-sou no Yuuna-san Wikia

Read Yuragi-Sou No Yuuna-San Chapter 112: Nakai-San S Secret on Mangakakalot

theXtra on X: Manga tg (transformation): Yuragi-sou no Yuuna-san [Chapter 192] Three guys sneak into a school and disguise themselves as girls. / X