Which type of railway or other passes will suit our needs

Hello,

During october and november we will visit Japan with two small groups. Could you help me with the planning of our railway and other passes? We would travel maximally by train.

Group 1 (5 persons) - I think we need to take a JR pass 14 days, but as of when? What to take on the other days.
1 25-okt-26 Tokio (Narita Airport) to Tokio Centre
2 26-okt-26 Tokio visit
3 27-okt-26 Tokyo - Nikko
4 28-okt-26 Nikko - Toyama - Kanazawa
5 29-okt-26 Kanazawa visit
6 30-okt-26 Kanazawa - Takayama
7 31-okt-26 Takayama visit
8 1-nov-26 Takayama - Nagoya - Kyoto
9 2-nov-26 Kyoto visit
10 3-nov-26 Kyoto visit
11 4-nov-26 Kyoto - Nara - Kyoto
12 5-nov-26 Kyoto - Kinosaki Onsen
13 6-nov-26 Kinosaki - Himeji - Takamatsu
14 7-nov-26 Takamatsu - Naoshima
15 8-nov-26 Naoshima - Takamatsu - Tokushima
16 9-nov-26 Tokushima pilgrim trail by foot
17 10-nov-26 Tokushima - Hirosjima
18 11-nov-26 Hiroshima
19 12-nov-26 Hirohima to Tokyo by plane, then with a flight to Munich (Germany)

Group 2 (4 persons) - a JR pass of 7 days? As of when?
1 30-okt-26 Tokio (Haneda Airport) to Tokio Centre
2 31-okt-26 Tokio visit centre
3 1-nov-26 Tokio - Kyoto
4 2-nov-26 Kyoto visit (as of then: same programm as group 1)
5 3-nov-26 Kyoto visit
6 4-nov-26 Kyoto - Nara - Kyoto
7 5-nov-26 Kyoto - Kinosaki Onsen
8 6-nov-26 Kinosaki - Himeji - Takamatsu
9 7-nov-26 Takamatsu - Naoshima
10 8-nov-26 Naoshima - Takamatsu - Tokushima
11 9-nov-26 Tokushima pilgrim trail by foot
12 10-nov-26 Tokushima - Hirosjima
13 11-nov-26 Hiroshima visit
14 12-nov-26 Hirohima to Tokyo by plane, then with a flight to Munich (Germany)

Thank you very much for your help!

Filip