Hi guys, Zekira G. Drake here.
No, this is not YMMV. Take my word for it, this things is potentially the hardest chart in the entire series right now.
Hatsune Miku no Shoushitsu ~Gekijouban~
Ura
Remember, the criteria for chart difficulty is the execution, not the readability. Readability is almost non existent in Taiko's top tier play.