Hikori-chan
Hokori-chan, aka Dust-chan, is a minor character in Nyoron Churuya-san. In the web anime she appears in episodes 4, 10, and 13, and also appears in the manga. In both web episodes, she clutters up space behind furniture and Churuya vacuums her up. She has a verbal tic of saying "hokori" at the end of every sentence.
She is voiced by Sayaka Aoki.