3 weeks itinerary mid july to early aug

Hello,

I really appreciate if anyone could please give me some advice about my planned itinerary (travel by public transport) for 3 weeks as below:
DAY
1 ARRIVE TOKYO
2 TOKYO - GHIBLI STUDIO, AKIHABARA?
3 MT FUJI CLIMB
4 MT FUJI - BACK TO TOKYO
5 TOKYO TO HAKODATE AND EXPLORE
6 HAKODATE EXPLORE IN THE MORNING AND TO SAPPORO LATE AFTERNOON
7 FURANO - BIEI 1 DAY TOUR CHUO BUS FROM SAPPORO
8 SAPPORO TO WAKKANAI
9 WAKKANAI TO RISHIRI
RISHIRI TO REBUN
10 REBUN ISLAND EXPLORE 1 DAY
11 REBUN TO WAKKANAI AND SPEND THE DAY IN WAKKANAI
12 WAKKANAI TO ASAHIKAWA
CATCH BUS FROM ASAHIKAWA TO ASAHIDAKE ONSEN
13 ASAHIDAKE ONSEN EXPLORE - CLIMB MT ASAHIDAKE AND BACK ASAHIKAWA BY BUS LATE AFTERNOON
14 ASAHIKAWA TO SOUNKYO BY BUS
15 SOUNKYO EXPLORE - CLIMB KURODAKE AND BACK ASAHIKAWA BY BUS LATE AFTERNOON
16 ASAHIKAWA TO SHIRETOKO SHARI
17 SHIRETOKO SHARI TO UTORO BY BUS
16 SHIRETOKO NATIONAL PARK EXPLORE - FIVE LAKES, CRUISE, ETC.
17 SHIRETOKO NATIONAL PARK EXPLORE AND BACK SHIRETOKO SHARI IN THE AFTERNOON
18 SHIRETOKO SHARI TO KUSHIRO AND SPEND THE DAY IN KUSHIRO - LAKE AKAN?
19 KUSHIRO TO SAPPORO
20 DAY TRIP - OTARU FROM SAPPORO
21 SAPPORO
22 LEAVE SAPPORO

Thank you so much in advance :)