11/22/63 theories, ultimately coming to the conclusion that Oswald acted alone. King met with historian Doris Kearns Goodwin, an assistant to Lyndon B. Johnson and the author of books about several presidents, and used some of her ideas of worst-case political scenarios that might occur in the absence of Kennedy's assassination. The trade hardcover edition features a dust jacket that is a faux newspaper front page, with the front of the jacket featuring an article recounting the real historical event of Kennedy's assassination, and the back featuring an alternative history article speaking of the event as just a failed assassination "attempt"
22/7 (idol group) 2016. On December 25, 2016, the idol group name was revealed as 22/7, which was chosen because it is an approximation to the mathematical constant formula_1, which is an irrational, transcendental number. Among 10,325 applicants, 11 voice actresses were chosen through voting, with only the first 8 characters announced. The group held their debut showcase on June 16, 2017, and an animated adaptation was announced during their first live event on July 22, 2017. 22/7's first single, , was released on August 22, 2017, with the jacket designs illustrated by Yukiko Horiguchi. The music video was animated by Tatsunoko Production.