[jh05013]

c-h-r-o-m-a should be written as Chroma, given that their homepage, Twitter, Youtube, etc. name themselves as "黒魔 / Chroma". I think c-h-r-o-m-a is just a username thing.

Similarly, Drumcorps should probably be written lowercase as drumcorps, although the usage is a little inconsistent.

The stepauthor of the chart of (song name removed after the correction so that I don't see its name anymore) should be AnonStepper, not me. the real correction is to remove the chart altogether but that's not allowed