The JD(U) president has announced support for the NDA's presidential candidate Ram Nath Kovind.
The JD(U) along with the RJD and the Congress forms the ruling coalition in Bihar.
Meira Kumar arrived in Patna in the evening and held an interactive session with Congress and RJD legislators at a hotel in the city.
RJD president Lalu Prasad was not present at the session as he has gone to Ranchi where he as to appear in a court tomorrow in connection with the fodder scam case.
Congress general secretary and in-charge of Bihar C P Joshi also came here to mobilise support for her.
Meira told reporters at Patna airport that "more than numbers, the fight of ideology will triumph in the end." She will be in the state till July 8.
She would go to her native Chandawa village in Bhojpur district today. On July 8, she would address mediapersons at Sadaquat Ashram before leaving in the afternoon.
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