A Yakkha who lived in the Vepulla mountain outside Rājagaha. He was present at the preaching of the Mahāsamaya Sutta with a train of over one hundred thousand (D.ii.257).
He is called Rājagahika because he was born in Rājagaha (DA.ii.686). Sometimes (E.g., J.vi.272) he is spoken of as chief of the Kumbhandas.
When Bimbisāra wished to visit the courtesan Padumavatī at Ujjeni, the chaplain enlisted Kumbhīra's assistance in transporting the king thither (ThigA.39).