After a phone call with customer services they explained that they were having a technical fault, therefore the boarding passes couldn’t be accessed and the seats couldn’t be confirmed.
It turns out it was indeed an aircraft change and the new aircraft had more seats than the old one.
Flight prices often go down and up within short periods of time - I have seen specials offered for less than an hour. It could well be that the Google Flights search result is updated only once per day (or every 8 or every 4 hours), so the amount shown is simply outdated - it was available a while ago, but you 'missed it'.
Unfortunately, there are also many ...
The linked article is over 10 years old, and contains the interpretation of a journalist. In practice, using your usual first name and last name is the usual way, and works perfectly fine.
The main point of that regulation is to not abbreviate your first or last name, change the spelling, or use nick names.
Especially in the US it is very common to use a ...
It's usually best to type exactly what it says in your passport to avoid any issues or problems at immigration.
If your name doesn't fit in the name field it is probably best to call the airline and to book over the phone.
Or as suggested by phoog:
Another option would be to ask the website user support how to handle the specific name. Something like "...
@fkraiem's excellent answer covers most JR trains that are all-reserved. I will add information about all-reserved trains run by non-JR companies.
There are few limited express trains operated by non-JR railroad companies, and a majority of them are all reserved. Most of them are not of too much interest to most travelers, but can be very useful to some of ...
RAC stands for Reservation Against Cancellation:
A confirmed berth is allocated to the person who reserves an RAC ticket if passengers who already have a confirmed ticket cancels his/her ticket or do not turn up before the train departure. ... A passenger can cancel RAC online ticket up to 30 minutes before the scheduled departure of the train.