Book of Donmon Teith

Former shut-in Mahiro Oyama was transformed into a girl thanks to his little sister Mihari's experimental drug… and he's starting to like it! But his independ

One day, loser shut-in Mahiro was suddenly transformed into a girl by his little sister Mihari, and now he's forced to adjust to his new life as a she! Mahiro e

Former twenty-something shut-in Mahiro Oyama was transformed into a girl by an experimental drug… and now he's a seventh grader, too! As he adjusts to schoolg

The shut-in Yuki Sakurai had received the first love letter of his life. This could certainly be called a miracle and for it to occur, it seemed he had used up

Mahiro Oyama was just a normal erotic-game loving dude...until he woke up one morning as a woman! Turns out his mad-scientist little sister, Mihari, tried out o