Sora ga Haiiro dakara

A collection of short stories. The first volume contains stories about...
\- A lonely woman who works part-time, and who has crippling social anxiety that leads to misunderstandings.
\- A girl who is 'dumped' by her close friend.
\- A single mother who struggles to understand how to make her daughter happy.
\- A girl who desperately wants to buy a dress that she thinks could change her life.
... and many more!

(Source: MangaHelpers)