Oh, I've seen fanarts of them both walking the dogs. :3 (THANK YOU, JAPAN!) Just... there's a lack of them in the fics. @.@ (And I am totally guilty of baking cakes to relax, too. @.@)

And god, your overthinking is so cute, and I can totally see him fuzzing over stuff like that while trying to do sexy things: 'Did I turn off the stove?' 'Did I feed and lock up the dogs?' '...Do I have enough condoms?'
...Thank god my porn-muses prohibit such thoughts. ^^;