Ougai openly admits to his aunt, who has brought him photos of possible marriageable young women, that Mei is his fiancée; and, he also states his intent to formally present her as such at a party being held at the Rokumeikan the following month. Sensing Mei distress at this, Ougai invites her out on a date to Asakusa. After being escorted around Meiji era Asakusa, Mei seems to brighten in spirit. However, while out on their date Mei is faced with a beautiful girl who clearly is one of the hopefuls for Ougai's hand.
That is the 300 yen diamond that 
has captivated the heart of Omiya!
¡Ese es el diamante de 300 yenes
que cautivó el corazón de Omiya!
¡Ese es el diamante de 300 yenes
que cautivó el corazón de Omiya!
Il diamante da 300 yen 
che ha catturato il cuore di Omiya!
Esse é o diamante de 300 ienes
que cativou o coração de Omiya!
Тот самый бриллиант стоимостью
триста иен, что покорил сердце Омии!