Sueharu Maru is a seventeen-year-old high school boy who has never had a girlfriend. He lives next door to his childhood friend Kuroha Shida, a small and cute Onee-san type of girl with an outgoing character...

When my uncle woke up in the morning, I was a girl elementary school student! A middle-aged office worker who had no choice but to work for a foreign company was a girl elementary school student when she wok...