Gin-san takes history lessons, and teaches you how to hide your porn mags?
Tsukuyo tries to teach Seita history, the subject he's not great at. However, her training (?) methods end up leaving him scarred, which makes desperate Seita ask Gin-san to take over as his tutor...
Monkeys, gorillas, and Hideyoshi 
are pretty much the same, anyway.
القرود بالغوريلات ومع هيديوشي كانوا الأمر نفسه بأيّة حال
Monos, gorilas y Hideyoshi son lo mismo.
Macaco, gorila e Hideyoshi
 dá tudo na mesma.