Yet another "should I get the JR Pass" query.

Here is my plan so far. Trying to figure out how much more it would be to get a 14 day pass.
For anyone that takes the time to answer, thanks x 100

From Haneda Airport:
Keikyū Airport Line Airport-Rapid-Limited Express to Shinagawa Station.

From Shinagawa Station
Yamanote Line Local to Shinjuku Station.

From Shinjuku Station:
Hokuriku Shinkansen to Nagano Station.

Alpen/Alpine Route to Dentetsu-Toyama station.

From Toyama Station:
Hokuriku Shinkansen to Kanazawa Station.

From Kanazawa Station:
Hokuriku Shinkansen to Tsurugi Station.

From Tsurugi Station:
JR Thunderbird to Kyoto Station.

From Kyoto Station:
Kintetsu Limited Express to Nara Park and back to Kyoto Station.

From Kyoto Station:
Tokaido-Sanyo Line to Osaka Station.

From Osaka Station:
Osaka Loop Line Local to Nishikujō Station.

From Nishikujō Station:
JR Yumesaki Line to Universal Studios Station.

From Universal Studios Station:
JR Yumesaki Line to Nishikujō Station.

From Nishikujō Station
Osaka Loop Line to Osaka Station.

From Osaka Station:
Osaka East Line to Shin-Osaka Station.

From Shin-Osaka Station:
Tokaido-Sanyo Shinkansen to Nagoya Station.

From Nagoya Station:
Tokaido-Sanyo Shinkansen to Odawara Station.

From Odawara Station:
Tozan Line to Hakone-Yumoto Station.

Hakone Loop

From Hakone-Yumoto Station:
Romance Car to Shinjuku Station.

From Shinjuku Station:
Oedo Line to Toshimaen Station and back to Shinjuku Station:

From Shinjuku Station:
Back to Haneda Airport (HND).