To reach Appi Kogen Ski Resort from Tokyo, you can take the Tohoku Shinkansen (bullet train) from Tokyo Station to Morioka Station, which takes about 2 to 2.5 hours. From Morioka Station, you can catch a local train or a bus to Appi Kogen, and the journey takes approximately another hour. Alternatively, during the winter season, there are direct bus services available from Tokyo to the resort.