Originally Posted by Tokyobuta

Thanks for your response. I'm sorry if my posting was not clear - I have never been charged any extra cash fees for on board upgrades, but these were some time ago, before the iniquitous new policy of adding both cash for taxes and cash or extra miles for "carrier imposed charges" was introduced for upgrades prior to boarding. Upgrades were from both economy to business and business to first. The routes were always just one segment between MAN and TYO (NRT) and included both MAN and DXB departure segments.