Yes, there is a Japanese emperor whose name starts with the letter "M." Emperor Meiji, also known as Emperor Mutsuhito, reigned from 1867 to 1912 during the Meiji Era. He played a crucial role in modernizing Japan and transitioning it from a feudal society to a modern nation-state.
Madonna
M
For the wandermail some people put (M) for the male sign, if that's what you were wondering.
Magellan
this is gameshark. (M)must be on 386ba876fd82 Shiny code 386f85903a39 7504ad858cb9
Moronic is an insult. It begins with the letter m.
magnums
an Olympic sport starting with m is marathon
A salad starting with the letter M could be a macaroni salad.
Moss Moon Moose Midge Mollusk
maltesers & m&ms
The Japanese language does not have an equivalent for the letter M. The only single consonant that can be used is N, which is used a full syllable.
Mini
MakeMindMineMastMassMustMeatMeetMinkMireMadeMaidMazeMoreMood
Muscovite is a mineral. It begins with the letter m.
masala
mitten