It was announced on AKB48's official blog that Oshima Yuko and Muto Tomu have been diagnosed with the flu. Because of this, they will be absent from the "Oshima team K stage performance" on�the 1st of February, as well as a handshake event for their single "UZA" that will be held at Makuhari Messe on the 2nd and 3rd.

Currently, the influenza is spreading rampant in the showbiz industry, as many celebrities have recently gotten sick.

Source: Oricon

Image: AKB48 official site

Thanks to Jurinaoshi�for the tip!