Don't know about English. But in Japanese,
1) physical prints
Serialized In (magazine) >> Qpa (Takeshobo)
Links,
https://bl.takeshobo.co.jp/info_qpa/6298/
https://bl.takeshobo.co.jp/info_qpa/7271/
2) ebook
Original Publisher >> Takeshobo
Links,
Volume 1 :
http://www.takeshobo.co.jp/book_d/shohin/2358001
Volume 2 :
http://www.takeshobo.co.jp/book_d/shohin/2358002
For more information you can check out,
https://www.mangaupdates.com/series.html?id=150707
No official english translated copies yet but they are available in physical prints in japanese! You can find volumes 1 and 2 at CDJapan or any other sites selling japanese manga. They also have their own Drama CD (of course, in japanese) which was released last year uwu♡
“Suck marks” is now added to my naughty vocabulary.
Also, anybody know if there are official physical prints of this manga??? Like either in Japanese or English