Love Roma Vol 2

Love Roma Vol 2 by Minoru Toyoda. A Romance manga rated Teen, published in English by Kodansha in 2005.

Hoshino has never been in love, so the day he meets Negishi, he confesses his feelings right away. Negishi has no idea what to make of the blunt, earnest boy, but she's willing to find out, and their sweet, offbeat romance unfolds one awkward step at a time.