wearing because it's cute

tar-chan, what's the use of those bunny ears looking decoration?

it's a radar like thingy but not decoration. it can let me having 100% of the combat efficiency during night battle.

but you didn't have it when you dressing as bunny girl on the field isn't it?

also you ain't night battle specialist anymore

wearing it give me a high tech looking can't i?

huh! rub your face!

rub

rub

then it still a decoration... why you have to be mad.