Kansai Airport to Tokyo back to Osaka

Hi, both my husband and I will b traveling to Japan from July 20-28. Is is cost effective and convenient to use JrPass? Below is our itinerary:

July 20- arrival kansai airport going to hotel fiore in tokyo
July 20-23- tokyo, disneyland, tourists spots
July 23 back to -osaka near doton buri
July 24-27-osaka, restos, tourists spots
July 28-departure back to country from kansai airport.

Your help is very much appreciated.

Should we buy individual pass?

Thanks.