Amane's mother, Shihoko, arrives at the apartment without warning while Mahiru is visiting. Amane asks Mahiru to hide, but Shihoko eventually finds her, and the two neighbors frantically try to correct Shihoko's assumption that they are dating. Nonetheless, Mahiru is touched by Shihoko's motherly kindness. After Amane sees how happy Mahiru is to be called by her first name, he tries calling her "Mahiru" too. From that day on, the neighbors call each other by their first names.
but while Amane has a mouth on him 
and is pretty stubborn,
صحيح أنّ أماني كلامه قاسٍ
،أحياناً وعنيد جدّاً
aber Amane mag es schwerfallen, Dinge in
Worte zu fassen, besonders seine Gefühle,
ma ti assicuro che dietro quel suo
 atteggiamento burbero e testardo,
mas embora o Amane seja grosseiro
e nada sincero consigo mesmo,