Talk:Mothra Leo/@comment-32864640-20150209193320/@comment-25285745-20150806154018

A bit late, but Japanese Wikipedia does mention that "Mothra Leo" is one of the many names for him, and in the section on the Mothra page about Godzilla Island, it exclusively refers to him as "Mothra Leo." So, apparently the name is actually used in Japan to an extent.