User blog comment:B214/High School DxD EX/@comment-16281343-20150727030248/@comment-16281343-20150727130137

I didn't translate their names. They're written in romaji because of the uncertainty which spelling should be used.

Ixs, Ichs, Ix. Either way, the name should sound like the letter X.

It can even be a play with the title. High School DxD EX - Ix Gremory