Originally Posted by stuart_f

That's great in theory but poor in practice. The FAQ also recommends http://app1-baft.rhcloud.com/finder.php which no longer works and due to COVID the various call centre hours have been greatly reduced which isn't reflected either. My Skype history tells me that the Japan Call centre used to be +810332985209 but ringing that number now gives me a pre-recorded ,message saying OOPS - that number is not in service.

So the OP's question remains unanswered. What number do we call at 1am to book?