Nagato, if you want a child together with Fubuki you need to do one (or more) of the following things:
Eat Hiei and Isokaze's cooking
Get a Shady Remodel from a genius engineer or mechanic
Ask a hacker to fool around
Find out about a conspiracy at navy or army HQ
FTFY
What!?Oh...Mutsu...No and be quiet.Nagato...T..Then, we can make a child together as well!?Shut it.I want to eat your curry every day, Fubuki...Can you do it?Heh heh! Thank you.Oww....If you want me to make something else, then do tell me.That reminds me, you've improved quite a bit this past year.