The Minister for Foreign Affairs who eventually became the 92nd Prime Minister of Japan. Known as an able sharpshooter (since he represented the Japanese shooting team in the 1976 Summer Olympics) and plays mahjong in support for Koizumi. (Source: Wikipedia)

Global political figures such as The Pope, Kim Jong Il, George W. Bush and recent Japanese Prime Ministers play riichi mahjong against each other.
 
Included one-shots: 
Volume 3: Ritz season.1 
Volume 4: Oretachi Kenou Shineitai 
Volume 11: Ritz season.2 
Volume 12: Lacross Shoujo Katagiri Ririn-san wa Totemo Moteru 
Volume 13: Ritz season.3

Global political figures such as The Pope, Kim Jong Il, George W. Bush and recent Japanese Prime Ministers play riichi mahjong against each other.

Taro Aso