Limbless Hajime is one of the most cursed doujinshi in the Danganronpa fandom, made by Zakiko. It is an erotic fanfic of Hajime Hinata and Nagito Komaeda where Hajime becomes the most bottom of bottoms and turns into a hornychild.
The ability girls and women have developed to hold several items at once in one hand. The skill has been developed due to the lack of pockets in women's clothing.
I thought she'd need multiple trips to carry her phone, keys, wallet, and Starbucks to her car since she needed the other hand to open the door, but she used her impressive girl grip to carry everything in one hand.