SYD 10TH - PUS 13TH (PLANE) SPEND 3 DAYS IN BUSAN AND CATCH TRAIN FROM BUSAN TO SEOUL (BELOW) (BUSAN) PUS 13TH - SEOUL 18TH (VIA TRAIN) ($150 ISH) (SEOUL) ICN 18TH - ITM (OSAKA) - $402 ISH - (CATCH PLANE FROM SEOUL TO OSAKA) SPEND 1 WEEK IN OSAKA (BELOW) (OSAKA) ITM 18TH - HND 24TH (HANEDA/TOKYO CITY); (FLIGHT FROM OSAKA TO HANEDA $82 ON 24TH) OR WE CAN CONSIDER A BULLET TRAIN (MORE EXPENSIVE APPROX 150) POTENTIALLY STAY IN SHIMBASHI IN TOKYO SPEND REMAINDER OF TIME IN TOKYO REGION UNTIL THE 30TH busan to seoul bullet train approx $150 (if luggage was a cost) $1700 ISH (NOT ONCLUDING BUSAN-SEOUL TRAIN) HOTELS IN BUSAN FROM 10TH TO 13TH (MON-THURS) MAMA Guesthouse Haeundae $130 FOR 3 NIGHTS IN SEOUL FROM 13TH TO 18TH Korstay Guesthouse Seoul Station $300 FOR 5 NIGHTS IN OSAKA FROM 18TH TO 24TH Toyoko Inn Osaka Taniyon Kosaten $500 FOR 6 NIGHTS IN SHIMBASHI FROM 24TH TO 30TH Diamond Hotel Tokyo - $730 or shinjuku yichun hostel - $750V TOTAL HOTELS APPROX $1700