Is it from Gakuen Babysitters? You know the twins there and the tsundere girl.
You can look at the page of the scanlation group: https://cafescans.info/projects
Here are the ones i think i could recognise:
1. http://www.mangago.me/read-manga/otome_youkai_zakuro/
2. http://www.mangago.me/read-manga/afo_guard/
3. http://www.mangago.me/read-manga/gakuen_babysitters/
4. http://www.mangago.me/read-manga/wakako_zake/ ?
5. ?
6. http://www.mangago.me/read-manga/chronos_jiseidai_hanzai_jouhoushitsu/ ?
7. http://www.mangago.me/read-manga/norn_9_norn_nonet/
8. http://www.mangago.me/read-manga/love_calendar/
OMG THANKS A LOT!
These mangas/webtoons (?) look really interesting. Does anyone know their names? (especially the last 3-5 on the list). Thanks!
http://www.mangago.me/read-manga/our_relationship_is/bt/332426/Ch2/12/ (๑•ㅂ•)و✧