Chitose Get You!!

Chitose Get You!! (ちとせげっちゅ!! Chitose Gecchu!!) is a Japanese yonkoma manga series written and illustrated by Etsuya Mashima. An anime series by Silver Link began airing in July 2012.

Plot
Chitose is an 11-year-old girl who is madly in love with an older guy named Hiroshi. He works at the town hall right next to the school and Chitose spends every day relentlessly pursuing him. Can Chitose ever convince Hiroshi to go out with her?