Ayu Hi-res Music

[visionfactory]

Hello. So I've just signed up to OTOTOY to my suprise there is a few Hi-res Ayu release here!

We are the QUEENS (48kHz/32bit float)
TROUBLE
LOVEppears / appears -20th Anniversary Edition-
M(A)DE IN JAPAN
Winter Diary -A7 Classical-
Step by Step
A BEST -15th Anniversary Edition-
sixxxxxx
A ONE
Colours
LOVE CLASSICS
Zutto... / Last Minute

My biggest suprise is to see We are the QUEENS single and Step by Step single in Hi-res (The biggest missing one is How beautiful you are single in Hi-res)

There is also an article written by producer Kentaro Takahashi on Ayu's music formats and quality
https://ototoy.jp/feature/20150417

Have you tried this service? Opinions?