By selecting [Book as a Guest], you can make a bus reservation without creating an account.
You can view your reservation by entering your reservation number and phone number.

■ Guest Booking Login
https://www.kosokubus.com/_en/?page=guest_login

You can view, change, or cancel your reservation by selecting [Guest Login] on the login page.
Log in using your reservation number and phone number.

■ Guest Booking Login
https://www.kosokubus.com/_en/?page=guest_login

On the reservation details page, select [Resend Reservation Confirmation Email] to resend the [Reservation Confirmation] email to your registered email address.

If you would like to change your registered email address, select [Change Reservation Information] to update your email address before resending the confirmation email.

■ Guest Booking Login
https://www.kosokubus.com/_en/?page=guest_login

You can change the registered passenger information, boarding location, drop-off location, and number of passengers (reductions only). Changes can be made until 5:00 p.m. two days before departure.

After entering your changes, select [Review Changes] to proceed to the confirmation page. Review the changes, then select [Confirm Changes]. An updated [Reservation Confirmation] email will be sent to your registered email address.

For some bus services, the boarding location, drop-off location, or number of passengers (reductions only) cannot be changed online. Please contact us by email during business hours.

*Boarding and drop-off locations cannot be changed for some services, including:
・Services booked with discounts such as [Early Bird Discount] or [WEB Discount]
・Services with a service code beginning with “JR” or “X”
・Changes to the boarding or drop-off location that result in a fare difference

■ Guest Booking Login
https://www.kosokubus.com/?page=guest_login

You can cancel your guest booking directly from the Guest Booking Login page before the cancellation deadline.
The cancellation deadline varies depending on the bus service, so please check your [Reservation Confirmation] email.

Once the cancellation deadline has passed, the [Cancel] button will no longer be displayed.
In this case, please contact the Kosoku Bus.com Center by email at info-inbound@kosokubus.com during business hours.

■ Guest Booking Login
https://www.kosokubus.com/_en/?page=guest_login

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Please clear your browser cache and try again, or try logging in using private/incognito mode or a different browser.

Guest bookings do not require an ID or password.
On the login page, select [Book as a Guest] and log in using your reservation number and phone number.

■ Guest Booking Login
https://www.kosokubus.com/_en/?page=login

If you do not know your reservation number or phone number, please contact the Kosoku Bus.com Center by email at info-inbound@kosokubus.com during business hours.