For 3 turns, increases the Critical rate of Backline ally members by 20%
For 3 turns, increases the Offense of ally Mihono Asakura members by 96
Tatsuo Hattori (服部 達夫,Hattori Tatsuo?) is a 17-year-old third year high school student of Minoseki Academy. He is a togishi (a katana polisher) who studies the art of repairing okatana and polishing Akabane swords. Among the students of Minoseki, he believes that tradition must work together with science, an idea that aligns with that of Osafune Girls' Academy, so he introduced computer technology into Minoseki, making him one of the pioneers among the students. Strategy forecasts used simulators, and he is dispatched at the technology team of Osafune in analysis of Akabane swords, involving him in an extensive variety of disciplines. Mihono Asakura is an acquaintance of his.