Summary

Expenditures were reduced from ¥1 M/month to ¥1 M/ year

No more downtime

Downtime per person was roughly 2 hours per week prior to changes.
Estimated another 2 hours in increased productivity and efficiency. 
4 hours per person per week and 80 users for 46 working weeks
comes out to 14,720 hours or equivalent to roughly 7 people hours in one year.  

In other words, 40 Million YEN worth in Salaries.

Increased security and stability
Reduction in Help Desk Calls

Approximately ¥50 Million (M) in Savings in the first year.

No more data loss!  What is that worth to your company?

Less dependence on Proprietary Commercial Hardware / Software