Takayama Hokuriku Area Tourist Pass

Please let me know if i buy the above 5 days pass do I have to pay extra for the seat as per my below itinerary.

1. Kyoto Kanazawa--- Ltd Express Thunderbird 19

2.. Kanazawa Toyama - Shinkansen Tsurugi/Kagayaki

1. Toyama Takayama - Ltd Express Wide view Hida 14

2. Takayama Shirakawago Takayama Nohi Bus

3. Takayama Nagoya Takayama Ltd Express Hida 6 or

4. Takayama Gero Takayama Ltd Express Hida/ JR Takayama line.

They mention 4 free seats. I am a bit confused.

Thanks n regards