tag:bbc.co.uk,2008:cps:playlist:mediaAsset:21298452 Japanese pop star shaves her head after disobeying band principles A Japanese pop star has shaved her head and offered a filmed apology after breaking her management firm's rules by spending a night with her boyfriend. 2013-02-01T17:06:41Z en News 21298452 101360 blocked tag:bbc.co.uk,2008:cps:advert:mediaAsset:21298452 tag:bbc.co.uk,2008:cps:ident:news:video:640x360 tag:bbc.co.uk,2008:cps:mediaAsset:21298452