The Great Fuji Expedition - Two Thousand and Something

Phase I - Try Snowdon first.

Some stats for comparison...

 SnowdonMt. Fuji 富士山
Best RouteLlanberis PathKawaguchiko 河口湖
Distance asc (km)8.06.3
Distance desc (km)8.07.0*
Distance tot (km)16.013.0
Start Elevation (m)1052305
Summit (m)10853776
Elevation change (m)9801471
Avg Incline (%)1223**
* The ascent and descent follow slightly different routes to avoid congestion
** The first 1.6km of the Kawaguchiko route is almost flat, so the average incline is 29% over the remaining 4.7km

Phase II - ...

Phase III - Profit!