The was a

parliamentary group A parliamentary group, parliamentary caucus or political group is a group consisting of members of different political party, political parties or independent politicians with similar ideologies. Some parliamentary systems allow smaller politic ...

in the

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 ...

, the upper house of the

Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...

ese

National Diet , transcription_name = ''Kokkai'' , legislature = 215th Session of the National Diet , coa_pic = Flag of Japan.svg , house_type = Bicameral , houses = , foundation=29 November 1890(), leader1_type ...

. It was formed in late July 2019 briefly after the 25th regular election of members of the House of Councillors by two new members who had been elected as independents for the center-left opposition alliance in single-member constituencies ( CDP, DPFP,

JCP JCP may refer to: Businesses *JCPenney, an American department store chain (founded 1902) *Jim Crockett Promotions, an American wrestling company (founded 1931) Government and politics * Jobcentre Plus, United Kingdom (formed 2002) * Joint Comb ...

, Social Security Review Conference and

Social Democratic Party The name Social Democratic Party or Social Democrats has been used by many political parties in various countries around the world. Such parties are most commonly aligned to social democracy as their political ideology. Active parties Form ...

): *

Yukiko Kada is a Japanese politician and member of the National Diet of Japan, serving as member of the House of Councillors from Shiga Prefecture since 2019. She was the governor of Shiga for two terms from 2006 to 2014. Early life Kada is from Honjō, S ...

from

Shiga is a landlocked prefecture of Japan in the Kansai region of Honshu. Shiga Prefecture has a population of 1,398,972 as of 1 February 2025 and has a geographic area of . Shiga Prefecture borders Fukui Prefecture to the north, Gifu Prefecture to t ...

, former governor, who narrowly (49%/47%)Results of the 25th regular election of members of the House of Councillors
(pdf), pp. 79 & 81 (Japanese), retrieved August 30, 2019. defeated LDP incumbent Takeshi Ninoyu, * and

Takako Nagae Takako Nagae is a Japanese politician who is a member of the House of Councillors of Japan. Career Nagae worked for NHK. In 2009, was elected for the House of Representatives House of Representatives is the name of legislative bodies in ma ...

from

Ehime is a prefecture of Japan located on the island of Shikoku. Ehime Prefecture has a population of 1,334,841 and a geographic area of 5,676 km2 (2,191 sq mi). Ehime Prefecture borders Kagawa Prefecture to the northeast, Tokushima Prefecture to th ...

, a former member of the House of Representatives from the Shikoku proportional constituency, who defeated LDP newcomer celebrity-turned-politician Rakusaburō by a solid margin (56%/42%) to succeed retiring Takumi Ihara (LDP). The in the group name is supposed to represent the colours of the two campaigns, and the {{Nihongo, "water", 水 refers to the waters of

Lake Biwa is the largest freshwater lake in Japan. It is located entirely within Shiga Prefecture (west-central Honshu), northeast of the former capital city of Kyoto. Lake Biwa is an ancient lake, over 4 million years old. It is estimated to be the 13 ...

that is literally and symbolically central to Shiga, and the

Seto Inland Sea The , sometimes shortened to the Inland Sea, is the body of water separating Honshu, Shikoku, and Kyushu, three of the four main islands of Japan. It serves as a waterway connecting the Pacific Ocean to the Sea of Japan. It connects to Osaka Ba ...

that surrounds Ehime.

Yahoo! Japan is a Japanese web portal. It was the most-visited website in Japan, nearing monopolistic status. According to ''The Japan Times'', as of 2012, Yahoo! Japan had a footprint on the internet market in Japan. In terms of use as a search engine, ...

News/ Nankai Hōsō, July 30, 2019
参院選で初当選した永江さんが新会派結成（愛媛県）
retrieved August 1, 2019.

External links

Kada's website
(Japanese, green)
Nagae's website
(Japanese, blue)

References

Politics of Japan Parliamentary groups