Keizo Obuchi inherited what was left of the faction , supported the election of Ryutaro Hashimoto as prime minister .
Himself became prime minister from 1999 to 2000 ; he died of a stroke in early 2000 and Ryutaro Hashimoto took over control of the faction .
Keizo Obuchi inherited what was left of the faction , supported the election of Ryutaro Hashimoto as prime minister , and himself became prime minister from 1999 to 2000 ; he died of a stroke in early 2000 and Hashimoto took over control of the faction .