Holiday plans 2008
Arrive Sapporo (札幌) at 09:30.
Sapporo beer museum http://www.sapporobeer.jp/english/guide/sapporo/
Horse carriage tour http://horobasha.com/
http://www.satoland.com/index.html - big park, sl train-bus, looks a bit like showa kinen style.
Mt Moira Ropeway 藻岩山ロープウェイ http://www.sapporo-dc.co.jp/eng/moiwa/index.html Hours 10:00-21:00 between Apr. 14 and Nov. 9 Access 7-minute walk from "Ropeway iriguchi" Streetcar Stop Inquiries Tel 011-561-8177 Seems to be affiliated with/near Kidland http://www.sapporo-dc.co.jp/eng/kidland/index.html 15minutes from Maruyama Koen Subway Station, Exit No.3
Kiroro resort - near Otaru (west of sapporo), has bouncy castles, archery and papercraft museum(!!), also has flash looking hotel within the resort
Kids cafe in Sapporo http://cafe.happy-mama.com/index.html Saturday hours 11am-8pm, last orders 7.30pm
Duties: Book hotel hotel options http://www.sapporo-korakuen.co.jp/index_en.htm
Pick up rental car, drive to Wakkanai (稚内) by coastal road. http://www.scenicbyway.jp/english/index_e.html
Reindeer world http://www.town.horonobe.hokkaido.jp/web2/pd_cont.nsf/eb3ad322058bb29749256c9b00100d2f/90bdbc842b0d8dd149257037002487e6?OpenDocument Aquarium in Wakkanai http://www.city.wakkanai.hokkaido.jp/sisetu/suizokukan/
Lodge booked: http://www.pref.hokkaido.jp/kensetu/kn-wakdg/kouenhp/fureaikoenn.html A lodge E, kids indoor play area open 8am-9m, outdoor play area open until 5pm Roughly 20 minutes drive from Wakkanai, cost around 10,000yen
Car booking number: M00739, Pickup Sapporo station North exit, 09:00
Drive south, by central mountain road, stop somewhere in the middle.
Things to do: Central Zoo in Asahikawa
Things to do: On way back down - jiggerworld! http://map.yahoo.co.jp/pl?lat=44.51990472&lon=142.5979131&sc=5
Greenland amusement park http://www.h-greenland.com/access/
Duties: Pick place to stay, book hotel, preferably closer to Sapporo Asahikawa area http://www.asahikawa-daisetsu.info/e/index.html
Drive further south to Hakodate (函館), return car.
Just south of Sapporo is flower park http://www.takinopark.com/11_FOREIGN/index_e.html
Route 230 near lake has home-made ice-cream http://www.lake-hill.com/
SL train does a short jaunt south Hokkaido but off-season
Drop off car 6pm at Hakodate station
Duties: Book hotel. Halfway between station and ropeway 
Take tunnel tour from Hakodate (函館) at 10:40, tunnel, ropeway and museum for 2 hours, and finishes in Aomori (青森).
Things to do in Aomori: ???
Duties: book tunnel tour, book Hotel
hotel option http://www.agh.co.jp/room/index.html
Travel to Tokyo (東京) by Shinkansen (新幹線).
Duties: Book Shinkansen tickets.
Aomori to Hachinohe is 57mins. For example:
09:46 - 10:45 (ＪＲ特急つがる12号) 
Shinkansen leaves Hachinohe 12:54 (Hayate 16)