Private Tenshou Gakuen is the seventh of ten school districts circled within a 130-meter tall wall with restricted entry and egress aside from officials. The academy is fully autonomous by the government but to strive for independence, the school allows students to engage in club activities after school, which comes with a strangely unique system. Each club is ranked according to its overall accumulated points gathered from various club activities and school events. Points can also be received by winning at the school's periodic Tenshou Gakuen Singing Contest, where many students compete. The members in the clubs work hard to win the contest for their goal.
Time Travel Shoujo is based on a 1983 book titled Jishaku to Denki no Hatsumei Hakken Monogatari by Japanese educator Kiyonobu Itakura. It is part of the Hatsumei Hakken Monogatari Zenshuu series which describes the story of various scientific discoveries and inventions throughout history. The 1983 book focuses on discoveries related to magnetism and electricity.
Spin-off series featuring Hyoubu Kyousuke, the leader of the criminal esper organization Pandora. For the sake of his fellow espers, he is determined to bring about a revolution.
Based on Idea Factory's romance adventure game: Yukimura Chizuru has come to Kyoto looking for her father, a doctor who has gone missing. While there, she witnesses a fight between an Oni and the Shinsengumi. Taking her into custody, the Shinsengumi debates on what to do with Chizuru when they discover that she is the daughter of the doctor they are also looking for. The Shinsengumi then takes Chizuru along on their search after the missing doctor, from adventures to adventures.