The application method is as follows.
Discount for people with disabilities
Discounts for the physically disabled are applicable to those who have a physical disability certificate in accordance with the Physical Disability Welfare Act. Please show your identification book to the driver after boarding the bus.
Intellectual disability discount
Discounts for the intellectually disabled are applicable to those who have a Rehabilitation Certificate issued by the prefectural governor. Please present your pocketbook to the driver after boarding the bus.
Other public discounts
Other public discounts such as discounts for those who have returned their driver's license or those with disabilities are available at some cab companies. If you wish to apply for such discounts, please check which cab companies are eligible for such discounts, and then designate a cab company to dispatch a cab.
*If you wish to use a welfare cab ticket, please place your order using "In-Car Payment".
Ref:
・Is a discount available for persons with disabilities?
・Can I specify a company and order a taxi?
・How to change the payment method for my taxi ride?