Nagisa Kubo (久保 渚咲)

Age: 15
Height: 160cm
Birthday: August 2

Nagisa Kubo is the female protagonist in Kubo-san wa Boku (Mobu) wo Yurusanai. She is one of the few people who's able to find Shiraishi easily.

(Source: Kubo-san wa Boku (Mobu) wo Yurusanai Wiki)