House of Councillors; Japan's upper house
Abbreviation of 参議院, the upper house of Japan's National Diet. Very common in headlines and political contexts, as in 参院選 and 参院本会議.
See also: 参議院
The bill was passed in the House of Councillors.
The ruling party announced its candidates for the House of Councillors election.
The Diet deliberated the budget bill in the House of Councillors.
He ran as a candidate in the House of Councillors election.