Osaka and Tokyo

Hi, i'm wondering if it is worth it to buy the 7 DAYS JR PASS
i will be in Japan from 10 April'17 to 21 April'17
Arrival at Itami Osaka 10 April
Departure at Narita Tokyo 21 April
Here is my itemery:
10/4 - Arrival at Osaka (Hotel at Ebisicho station)
11/4 - Kyoto Fushimi Inari Shrine and Kiyomizudera and Kobe then back to Osaka
12/4 - Kyoto Arashiyama Bamboo Forest then back to Osaka
13/4 - Nara Park then back to Osaka
14/4 - Osaka to Tokyo (by Shinkansen to Shinagawa Station)
15/4 - Hitachi Seaside Park
16/4 - The Fuji Shibazakura Festival (Fuji 5 lakes)
17/4 - Yokohama
18/4 - Tsukiji, Asakusa and Ueno and Akihabara
19/4 - Shinjuku and Harajuku and Shibuya
20/4 - Shin-Okubo Koreatown and Ikebukuro
21/4 - Departure Narita Airport

Is the 7 Days JR PASS worth it?
What pass would you recommend us to buy at Osaka and at Tokyo?
Is our intinery too rush or how should we rearrange it?
Thank you