The fourth episode of Toradora, caps of which you can see above, continues the tsundere reign of the series, but the usual terrifying observational powers of 2channers have brought to light subtle service – so subtle in fact, that there is some doubt over its existence at all. Others are already suggesting we have our DVD extras right here.
The (apparent) pantsu shot in question, showing Aisaka in the midst of a particularly acrobatic bout of tsundere histrionics:
A pantsu analyser has helpfully increased the gamma:
Clearly it can’t be part of her skirt. Nor is it the same colour as her leg, the angle of which further confuses matters. We must pool our analytical capabilities.