Itinerary: Day 1: Lake Kawaguchi Tour Morning: Depart from Tokyo Station and take a JR bus for about 2 hours to arrive at Lake Kawaguchi Station.

Noon: Try local delicacies at a restaurant near Kawaguchiko Station.

Afternoon: Walk for about 15 minutes from Kawaguchiko Station to the lakeside and enjoy the scenery of the lake and mountains.

Evening: Stay at a hotel or B&B near Lake Kawaguchi, where you can taste local delicacies at the restaurant.

Day Two: Hakone Tour Morning: Take the Hakone Tozan Railway from Kawaguchiko Station and arrive at Hakone-Yumoto Station in about 1 hour.

Noon: Try local delicacies at a restaurant near Hakone-Yumoto Station.

Afternoon: Visit various scenic spots in Hakone, such as Owakudani, Lake Ashi, etc.

Evening: Stay at a hotel or B&B near Hakone, where you can taste local cuisine at a restaurant.

Day Three: Hakone Tour and Return to Tokyo Morning: Continue to visit various attractions in Hakone, such as Hakone Shrine, Hakone Museum of Art, etc.

Noon: Try local delicacies at a restaurant near Hakone-Yumoto Station.

Afternoon: Take the Hakone Tozan Railway back to Kawaguchiko Station, then take the JR bus back to Tokyo Station.

Transportation: From Tokyo to Kawaguchiko, you can choose to take the JR bus, which takes about 2 hours to reach Kawaguchiko Station.

From Lake Kawaguchi to Hakone, you can take the Hakone Tozan Railway and arrive at Hakone-Yumoto Station in about an hour.

During your visit to Hakone, you can take the Hakone Tozan Bus or taxi to easily visit various attractions.

Finally, when returning to Tokyo from Hakone, you can take the Hakone Tozan Railway and JR bus back to Tokyo Station.

Accommodation: There are various types of accommodation options in Lake Kawaguchi and Hakone, such as hotels, B&Bs, etc.

You can choose the right place to stay based on your budget and preferences.

It is recommended to book in advance to avoid accommodation shortage during peak tourist season.