A rotary atomizing coating device includes a rotary atomizing head. The rotary atomizing head includes a first bell cup, a second bell cup, and an inner member. The outer peripheral surface of the inner member is provided with paint discharge holes. The paint discharge holes communicate with a paint supply passage. The first bell cup includes a plurality of through holes. The plurality of through holes are disposed near the paint discharge holes. The plurality of through holes communicate with the second bell cup.