Person who made or animated the PV. Required for Music PV and Drama PV song types.
Arranger is the person handling the instruments and producing the music. Most of the time this is related to remixes where the remixer is generally credited with the arranger role, but sometimes for original songs the roles for composition and arrangement (music production) are divided as well.
The person who created the song. Most of the time for original songs, the composer and arranger are the same person, but not always.
Person who made the illustration for either a PV or album cover. Also booklet illustrations.
Person who wrote the lyrics.
VSQ/VSQX/UST creation should be credited as voice manipulation, but if the artist did nothing else, they
can be marked as support.