After transmigrating to Type-Moon, Yayoi became the disciple of Kischur Zelretch Schweinorg and awakened the Anime System.
Watch [The God of High School], extract Baphomet's Authority, and gain the physique of a God Slayer and a spirit girl from a spellbook;
Watch [A Certain Magical Index], extract Imagine Breaker, and gain the power of a Magic God.
Watch [Chivalry of a Failed Knight], extract Ittou Rasetsu and gain a talent for swordsmanship;
Watch [the Key trilogy], extract Sanae's bread, Akiko's jam, and Kannon's juice. Put them together and they can kill a god.
By watching anime, Yayoi became Zelretch's most powerful disciple in nearly a thousand years.