>>20591088uniqueness applies. anime girls concerts are rare, ESPECIALLY for westerners. unless some actual competition appears they can charge even more because people will come anyway. worldwide-known bands charge more for shorter concerts and they (hololive) are putting out more hours and performers with every festival. not to mention that this time they had a large trump card which was en/id 3ds. it's a dick move for consumers, but it was the perfect opportunity to earn money, as the FOMO has never been more real and gaijins WILL pay for that.
not that nijisanji isn't a major rival, but that still boils down to two, maybe three companies, all very possibly with their own dedicated audiences who won't be interested in anything else.
you want to experience weeb culture - pay up.