Machi Kyouko is a dullahan, a demi-human with roots in Irish legend whose head and body are separate, and one of only three of her kind in the whole world. One day, she stays after school to talk to Tetsuo about herself. She explains that dullahan have unique problems of their own, and also asks a favor of him...
to use a backpack instead 
of the regulation bag?
لتستعمل حقيبة ظهر بدل الحقيبة النّظاميّة؟
gegen einen Rucksack auszutauschen,
den sie umschnallen kann.
au lieu du cartable réglementaire ?
para usar uma mochila de costas 
ao invés de uma de mão?
ходить с рюкзаком вместо сумки?