According to 47 News, K-ON! goods and a safe keeping the proceeds of a stand were found stolen from the old building of Toyosato Elementary School, the model place of K-ON! anime. The stolen goods, two guitars of Yui, one bass guitar of Mio, and twenty two character figures, were donations from the fans. According to the police, the burglar(s) broke in the building by breaking the window in the midnight of November 17th.

Picture of the displayed goods and instruments

About 40,000 K-ON fans have visited the model building since May 2009 and more than one thousand donated goods have been displayed in the old classroom. On November 13th, three hundred fans celebrated the birthday of Azusa in the auditorium of the school.

Picture of Azusa's birthday party in Toyosato
Picture 2

Sources: 47 News, Toyosato Old Buildings official blog

Updated on November 20th
According to Chunichi news, the stolen guitars and an empty safe were found in the side ditch of a nearby rice field. The money of 300,000 yen stored in the safe was taken away. The police are investigating the footsteps of more than one person left on the spot.

Source: Chunichi Newspaper