"I'm from Kyushu. People from Kyushu talk tough."
"I have the Type-B blood, so I may be short-tempered."
And it looks some people in Kyusu and from Kyushu and some people in Japan with the Type-B blood are highly offended by the association. Japanese are 39% Type-A, 29% Type-O, 22% Type-B, and 10% Type-AB.
And no, he has no plan nor intention to resign.
If you read Japanese, go to this link to read his excuse.