Name in kanji: 虚淵玄 (虚淵玄 Urobuchi Gen) is a Japanese writer for visual novels, light novels, and anime. He is known for his dark style, nihilistic themes, and tragic plot twists, earning him the fan nickname "Urobutcher." Some of his more popular works include the 2003 visual novel Saya no Uta, the 2011 anime Puella Magi Madoka Magica, the 2012 anime Psycho-Pass, the light novel and anime Fate/Zero, and the 2013–2014 Kamen Rider Series Kamen Rider Gaim. He currently works at Nitroplus.

Name (in native language): タイプムーン Associated Name: Notes Co. Ltd. TYPE-MOON is a prominent Japanese game company specializing in visual novels. Originally a dojin soft organization, TYPE-MOON has since transitioned to a commercial organization and has emerged to produce such immensely popular visual novel games such as Tsukihime and Fate/stay night, both of whom have been adapted into anime and manga series that have amassed a fanbase numbering millions globally all over the world. Key people: NASU Kinoko, TAKEUCHI Takashi, SAKURAI Hikaru, HIGASHIDE Yuichiro, KOYAMA Hirokazu.