[Our goal is to contribute to the healthy development of young people and the spread of violent games by introducing high-quality violent games in an accessible way to kids who have difficulty obtaining European versions of the hardware (author's statement)] "Gentle!! Hell Game Teacher," which was serialized in Micro Magazine's game magazine "GAMESIDE," has been unexpectedly released as an ebook!? From little-known retro games to now-popular titles... The author reviews them in a relaxed way from his unique perspective!! Delisted as of 2021