下院 かいん議員 ぎいん
kaingiin

Noun

1. member of the lower house; congressman; congresswoman; representative; member of parliament

スキャンダルが発覚 はっかくしたとき、その下院 かいん議員 ぎいん支持 しじ しゃたちは激怒 げきどしました。
sukyandaruga hakkaku shita toki sono kaingiinno shijishatachiwa gekido shimashita.
When the scandal broke, the Congressman's constituents were seething.