We know a lot of couples who had started taking their kids out from a very young age, either through intent or compulsion. There were some who had to travel with their kids when they were only 15 days old and some around a month.
The two women discussed all things pregnancy the following day. My wife complained of constant dry retching in the morning. She wondered why she was waking up so hungry. She was also feeling bloaty the past couple of days and was constantly tired.
The real reason is that you can chat away without being interrupted, but the day they do start talking and have their own opinions it’s impossible to get them to shut up. Though I have always wondered what is it that they are thinking, their decisive look is too contemplative and intelligent to merely pass off as clueless. Something must be going on in that tiny head of theirs – plotting, scheming… insulting even!
At the Osaka airport, the official didn’t believe that my wife was 5 months pregnant (I didn’t blame her, my wife is 5ft 9in and didn’t look very pregnant with all the layers of clothing) and also wasn’t aware of the rule.