Mutsuki Chiharano Mutsuki Chiharano is a supporting character from " Final Fantasy Type - 0 " . She is a Class Twelfth Agito Cadet in Akademeia , the magic academy of the nation of Rubrum . Profile . Appearance . She has green eyes and slate blue hair , tied in a ponytail with a yellow scrunchie with pink ornaments . Mutsuki has a chocobo and a moogle keychain on her backpack . According to the Rubicus , Mutsuki is 15 years old and 4 ' 9 " tall . Personality . Mutsuki is a genius inventor of Class Twelfth and keeps a supply of homemade bombs handy . She has a paranoid personality and is trigger happy with her bombs , causing many to avoid her . Story . " Final Fantasy Agito " . She can be found in the Sixth Arms Research institute during the afternoon and evening . " Final Fantasy Type - 0 " . Mutsuki ' s parents were both brilliant scientists , whose texts are used in class in Akademeia . She is found in the research labs ; when King and Seven meet her , she believes they are trying to bully her and threatens them with a bomb . When Mutsuki realizes the bomb is unfinished , she runs off , threatening to get back at them later . Before the big battle against the Militesi - Concordian coalition , Mutsuki is unhappy the cadets must hand over their Knowing Tag s to the administration before the battle , seeing it as a way to cripple one ' s morale is even the administration expects them to die . When Seven and Cinque ponder how they can manage to blow up a building without hurting those around it , Seven takes King to go see Mutsuki . Mutsuki asks to see the building ' s blue prints and adjusts the explosives accordingly . Seven and King thank her , and , seeing their sincerity , Mutsuki promises to help if Class Zero ever needs her . When Tempus Finis begins , Queen and Trey find Mutsuki is still making bombs , convinced the Rursan Reaver s have come to bully her , determined to destroy them with everything she has . Queen comments that a time like this Mutsuki ' s conviction is comforting . Like a number of students at Akademeia , she can join Class Zero as one of their allies through various sidequests . When Class Zero is assigned a mission requiring expertise with precision bombing , they can ask Mutsuki to help them fulfill the request . When they praise her expert knowledge of bombs and explosions after completing the mission , she will join Class Zero . In the game ' s alternate ending , Queen , Deuce , and Cinque gossip about the rumor that Mutsuki is in a relationship with Ace . Creation and development . Mutsuki Chiharano was designed by Roberto Ferrari . Voice . Mutsuki is voiced by Marika Matsumoto in Japanese . She shares her Japanese voice actress with Rikku from " Final Fantasy X " , " Final Fantasy X - 2 " , and the " Kingdom Hearts " series . She is voiced by in the English version . She shares her English voice actress with Edea Lee from " Bravely Default " and " " . Other appearances . " Final Fantasy Trading Card Game " . Mutsuki appears with fire - elemental cards , perhaps reflecting her " explosive " nature . " Triple Triad " . Mutsuki appears on a Triple Triad card in the version playable via " Final Fantasy Portal App " .