Thread:KidVegeta/@comment-878739-20170716014130/@comment-3097771-20170716021941

ベジータ, Bejīta ---> Vegeta

ベジット, Bejitto ---> Vegito

These are the correct katakana and romaji for those names. Anyways, the way you do it is the same as they do it on the wiki with showing both in parentheses. I prefer this method myself.