Magister Negi Magi wear maid outfits for typically no purpose at all; primarily with the, as is widespread, Robot Girl Chachamaru . For Chachamaru there's justification, she is Evangeline's servant. The other women, properly the excuse was that they'd simply taken a bath and wanted clear clothes (they had been in Evangeline's resort on the time).Because he can't help however have things be clear, he...