Bossun has a new e-mail friend, as does Himeko... In fact, they both start to fall for their respective pseudonymous pal, unaware of the person's true identity!
That's probably from Samurai-san.
¿Será Samurai-san? Me deprimiré 
si me dice que no podrá venir.
Será de Samurai-san.
Deve ser do Samurai.