Jikken o Shiyou. Classmate ni Barenai-you ni Hadaka de Jugyou o Ukeru!? | Let's do an experiment. Can we take lessons naked without our classmates discovering us...?

[Hatsuyasumi] Jikken o Shiyou. Classmate ni Barenai-you ni Hadaka de Jugyou o Ukeru!? | Let's do an experiment. Can we take lessons naked without our classmates discovering us...? [English] [Hikari no Kaze]

[はつやすみ] 実験をしよう。 クラスメイトにバレないように裸で授業を受ける！？