3-week itinerary in July

Hello JR Pass. Thank you very much for your advices.
We are a family of 5 and we are planning the following 3-week itinerary in July:

• July 6th and 7th - Osaka and surrounding areas;
• July 8th - Osaka/Nara and return;
• July 9th - Osaka and surrounding areas;
• July 10th - Osaka/Himeji and return;
• July 11th and 12th - Osaka/Kyoto and return;
• July 13th - Osaka/Fukui and return;
• July 14th - Osaka/Ine and return;
• July 15th - Osaka/Miyajima and return;
• July 18th - Osaka/Hiroshima;
• July 19th - Hiroshima/Miyajima and return;
• Hiroshima/Fukuoka and return;
• July 20th - Hiroshima and surrounding areas; - 07/23- Hiroshima/Tokyo;
• 07/24- Tokyo and surrounding areas;
• 07/25- Tokyo/Numazu, Shizuoka and back;
• 26/07- Tokyo and surrounding areas. Wich are the best options? Thak's in advance.