For anyone concerned about the age before, don't worry hazuki turned 18 in between before they did it/got together. I remember reading it on the author's Twitter years ago as I had the same concern.
everything I have read is between me and the lord.
Comment by cathot on Kiraide Isasete - Vol.1 : chapter 6.5
1 Reply
@cathot ...the age of consent in japan was 13 when this got published and the age of becoming an adult is 20😭