Sensei

先生

Sensei is the main protagonist of Blue Archive, serving as the advisor of SCHALE.
Sensei is a teacher summoned by the President of the General Student Council to rescue Kivotos from the initial criminal uprising. From that point on, with the support of Arona and students from various academies, Sensei oversees Kivotos, resolving issues, safeguarding the populace, and engaging in a variety of (mis)adventures and eccentric antics throughout.