Responses
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You can read the novel here
https://rubymaybetranslations.com/table-of-contents/
And he's told about her pregnancy at chapter 115
I'd recommend to read everything from the beginning but if you start from the previous chapter you'll read the whole part of her pregnancy...
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I'm rereading the novel at the moment and got to the chapter where she find out she is pregnant and the doctor told him no sex for at least 3 months
God how funny it was
Now once every 5 days doesn't seem so bad ε=ε=(ノ≧∇≦)ノ