Talk:Name Variants/@comment-38519910-20190214054845/@comment-1809047-20190216024425

Z in Japanese is pronounced Zetto for example Dragon Ball Z is written like this in kana (ドラゴンボールZゼット); it's like how English and other languages use the letter W (double-u).

As for Mazinger name. Mazin is just a romanized version of Majin, but different languages pronounce it differently.