The quiz meet between Sekigawata, Miyaura, Asagaoka, and Buzou High Schools has begun. Shiki and Mari have won their way through the first round, but Shiki struggles with some of the most commonly asked questions in quiz bowl, known as "classics." As Mikuriya Chisato of Miyaura High School keeps getting one right answer after another, Shiki is beginning to feel frustrated by his inability to predict the latter half of the questions given. Will he be able to buzz in when it comes down to it?!
After he said "Da," I think I heard 
him forming the sound of a "v"...
بعد "د"، أعتقد أنّي سمعته
..."يوشك على قول "ف
Nach dem „Da“ habe ich,
glaube ich, ein „v“ gehört …
Cuando dijo "Da"
creo que escuché una "v"…
Cuando dijo "Da"
me pareció oír una "v"…
Il me semble avoir entendu
vaguement un « Davi », à la fin…
Dopo la "D", mi sembra di averlo sentito
formare il suono "av"...
Depois do "Da", acho que
 ouvi o leve som do "v"...
Если я правильно расслышал, 
после слога «да» он почти сказал «в»...