The Plan

I've booked my ticket so the destinations are fixed! The dates will obviously change but here they are roughly:

Central America: mid-January to March (includes Panama, Costa Rica, Honduras - Scuba diving!, Belize and Guatemala)
North America: March to mid-March (skiing in Vail & Beaver Creek)
Japan: week in mid-March (staying with Russell Shaw san)
Hong Kong: last week of March to April (for the Sevens!)
Beijing: month of April (Studying Mandarin)
China: month of May (Xian, Chengdu, Dali, Kunming)
Thailand: first 2 weeks in June (A beach break!)
Vietnam: rest of June (from Hanoi down to Ho Chi Min City, possibly some Laos too)
Cambodia: start of July (Phnom Penh and Ankor Wat)
Thailand: rest of July (Diving!)
Malaysia: into August (will throw in some Borneo here too!)
Indonesia: August into September (from Bali across to Flores, including Komodo and the Gili Islands)