Dozens of politicians held signs protesting against what they said was the "forced" passage of legislation that will bolster the role of Japan's military, in a way they say is anathema to the country's pacifist constitution.
The floor of the committee room filled moments after chairman Yasukazu Hamada, a member of Abe's conservative Liberal Democratic Party (LDP), called a vote.
Lawmakers chanted "nay, nay, nay" and held posters saying "No to Abe politics", and "No to a forced decision", as their LDP colleagues pressed on with the vote, which they won comfortably.
"I strongly protest that these bills were forced through the committee," he said.
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The bills, which are expected to go to a vote of the powerful -- and LDP-dominated -- lower chamber on Thursday, are something of a pet project for Abe, despite widespread public disquiet over what many Japanese say is an affront to 70 years of pacifism.
Hundreds of people protested outside parliament Wednesday, with numbers expected to swell throughout the evening.
Yesterday, around 20,000 people rallied against the changes.
But unable to muster the public support to amend the pacifist constitution imposed by the United States after World War II, Abe opted instead to re-interpret it for the purpose of his bills.