From what I can tell from a general search, it's a Japanese novel. I don't see it on any reading sites. Too bad since it looked interesting.
https://www.amazon.co.jp/%E7%9C%9F%E6%98%BC%E3%81%AE%E6%9C%88%E3%80%88%E4%B8%8A%E3%80%89-%E3%83%AA%E3%83%B3%E3%82%AF%E3%82%B9%E3%83%AD%E3%83%9E%E3%83%B3%E3%82%B9-%E3%81%84%E3%81%8A%E3%81%8B-%E3%81%84%E3%81%A4%E3%81%8D/dp/4344812875?language=en_US
Ive read this manga before.. I can't seem to remember the name.. sorry.. ╥﹏╥
Sorry what I read was the authors other manga.. its a BLCD.. below link:
https://www.chil-chil.net/goodsDetail/goods_id/24524/
Btw the name is Midday Moon.. Hope this helps (▰˘◡˘▰)
It's this mangaka work but sadly this one is not translated which u r askin for.-
https://www.mangago.me/read-manga/nemureru_hana/
http://www.mangago.me/read-manga/renai_shoumei/tr/72148/page/63/