Mouri Motonari

Profile
Motonari is the leader of the Mori House. He was cursed by a Youkai which halved his lifespan but as a side-effect transformed his body into super large size. While most human beings would not be able to withstand the curse and would just die, Motonari lived with it and in fact enjoys the side effect which made him a formidible fighter on the battlefield.

Trivia
For historical reference, see Mouri_Motonari.