Omg whennn??
I wish I knew!
If you don't mind the Japanese version, here you go! (two sites for you to choose your preference)
https://www.cmoa.jp/title/331509/
https://renta.papy.co.jp/renta/sc/frm/item/412642
You are an angel! I can't read a link of it, but good enough!
According the Japanese release, vol 1 was released Aug 14th. So hopefully some lovely person translates or we can get an official translation soon
I mean, super excited for the spinoff! Yet...I want more from these 2! I want the second child! I want to see Shima grow! I want to see their friend get the girl! I just want more!