K-ON! boost Headphone and Mobile phone Sales
According to a Japanese blog of a headphone store, E-Earphone blog, the headphone, AKG K701 was sold out for the first time ever since the opening of the shop. This is unbelievable, AKG K701 is a high performance headphone which costs 74,900yen or around RM1500. Just because Mio used the headphone in episode 5, the …