Coming by bus, there is only a single pass for week day, with a bus to Kawaguchiko station departure Shimobe hot springs.
This bus runs only on weekdays. It does not run on weekends and holidays.
Between 6 to 9 buses are coming and going between the Lake Motosu entrance (on Route 139) and Kawaguchiko station in a day.
It is 5 km from Lake Motosu entrance to Kouan. There is no way to walk or hitchhike.
Access to Kawaguchiko station is from Tokyo / Shinjuku station JR Chuo Line → Otsuki station, transfer Fujikyuko Line → Kawaguchiko station.
Or from Shinjuku Expressway Bus Terminal to Kawaguchiko Station by highway bus.
Highway bus is cheap and easy recommended.
Although it is very few occasionally, there is a highway bus from Shinjuku Expressway Bus Terminal to Lake Motosu entrance.
It is 5 km from Lake Motosu entrance to Koan. There is no way to walk or hitchhike.
Access by rental car from the nearest train station.