Toilet-bound Hanako-kun manga volume 12 features story and art by AidaIro.

Shijima-san is willing to help Nene and her friends escape from the painting, but they don't have much time to reach the distant exit. To make matters worse, Hanako-kun is pulling out all the stops to keep them from leaving. And when Nene pours all her feelings into trying to convince him to let them go, she’s shocked by the genuine emotion that wells up from out of him...