The October 2017 Democratic Party held a presidential election on 31 October 2017 to choose a replacement for the previous president

Seiji Maehara is a Japanese politician who has been a member of the House of Representatives of Japan since 1993. He founded and led the political party, Free Education for All, before its merger into Nippon Ishin no Kai on 3 October 2024. Maehara was the ...

. Maehara resigned on 30 October 2017 after the failure of his election strategy in the 2017 general election. Kohei Otsuka was the only candidate in the race and therefore was elected as the new president unopposed.

Candidates

Running

* Kohei Otsuka, member of

House of Councillors The is the upper house of the National Diet of Japan. The House of Representatives (Japan), House of Representatives is the lower house. The House of Councillors is the successor to the pre-war House of Peers (Japan), House of Peers. If the t ...

for

Aichi is a prefecture of Japan located in the Chūbu region of Honshū. Aichi Prefecture has a population of 7,461,111 () and a geographic area of with a population density of . Aichi Prefecture borders Mie Prefecture to the west, Gifu Prefecture ...

and former vice minister in the Hatoyama and Kan administration.

Potential

* Renhō, member of the

for

Tokyo Tokyo, officially the Tokyo Metropolis, is the capital of Japan, capital and List of cities in Japan, most populous city in Japan. With a population of over 14 million in the city proper in 2023, it is List of largest cities, one of the most ...

, former party president (2016–2017) and cabinet minister. *

Toshio Ogawa is a Japanese politician of the Constitutional Democratic Party and a member of the House of Councillors in the Diet (national legislature). Ogawa is a former Minister of Justice. A native of Nerima, Tokyo, and a graduate of Rikkyo Universit ...

, member of the

for

and former

Minister of Justice A justice ministry, ministry of justice, or department of justice, is a ministry or other government agency in charge of the administration of justice. The ministry or department is often headed by a minister of justice (minister for justice in a ...

(2012).

Results

As Otsuka was the only candidate, there was no vote held and he was elected unopposed.

References

{{Democratic Party (Japan) 2017 elections in Japan Political party leadership elections in Japan October 2017 in Japan Democratic Party (Japan, 2016) leadership election