Kokoro is a girl that works with her two older sisters at a library with the same name at hers. The problem is that the library is far away from the nearast town so people seldom come to the library. Follow Kokoro and her sisters as they try to uphold the legacy of their father.

It's a lighthearted, slice-of-life manga.

In a certain star system, there is a small planet called the Onsen Planet. The entire surface is covered in hot springs, and the ones who manage them are the 4 Santa Monica siblings.

Pure Marionation is the story of Anon, a "marionette" or android cute girl. Ostensibly, she is enrolled in Waffle High (no, seriously, that's the name) to test out her AI, codenamed ALIS. Immediately, Anon's secret is discovered by classmate Miamo, who is sworn to secrecy and determines to protect Anon from...I'm not sure what.

Taken from ozaku

Taken from "The Story So Far" part:
Anna Molmoque has become a doll meister apprentice (Dolce), something that she's admired ever since she was small. Excited, she was taken in by Dollhouse Casseiopeia, but the place is filled with people who are a little strange.

Looked after by the manager, Elsa Vuleria and the co-manager, Olga Black, Anna witnessed the two kissing! Olga was just waking up the sleeping Elsa with a kiss, but that was the first time Anna saw two girls kissing, so she was surprised!