The nation on course to choose woman prime minister in landmark first
In the past twenty years, the country has seen over ten prime ministers.
In fact, one expert likens taking up the nation's highest office to drinking from a "cursed cup".
However, what is the reason does Japan keep changing leaders? It's due in part of it being a "one-party democracy", explains Prof James Brown of Temple University in Japan.
The LDP's grip on the country's politics means the main political competition comes from inside the party, rather than from opposition groups.
"So within the LDP there are intense conflicts within various groups - they all want their own clique to get the top job."
"So even though you might be chosen as leader, the moment you're in power, you have dozens of people scheming to try to get you out again."
Main Reasons Behind Rapid Turnover
- Single-party rule limits external competition
- Party infighting fuel leadership contests
- The leadership role is frequently called a "poisoned chalice"
- Government continuity stays difficult to achieve despite financial power