1. Think of some stuff to do and/or an event to centre the trip around

2. Negotiate a suitable set of dates with your comrades

3. Check prices for airfares and jiggle the dates until optimal

4. Apply for leave from work

5. Chase management for receipt of request

6. Confirm leave approval

7. Book airfares

8. Thrash out a rough timeline of where to be on which days
9. Figure out where you'll be and book accommodation
10. How much is accommodation going to cost?
11. How about travel?
    • JR pass?

    • Car hire? http://rent.toyota.co.jp/en/index.html

12. How many yens will you need? Buy some yens

TBC