The Amphibious Bus SKY Duck Yokohama will have a Pokémon WCS2023 design to tie-in with
Pokémon World Championships 2023 being held in the Minato Mirai district of Yokohama from August 11th, 2023 to August 13th, 2023. The SKY Duck amphibious bus, which operates in Yokohama, will be decorated with the Pokémon WCS2023 design from Saturday, July 15th, 2023 to Tuesday, August 29th, 2023. During the above period, you can receive a ticket for the ride and a sticker with an original design.
Tickets costs per route: Adults 3,600 yen - Children 1,800 yen
Source:
https://www.skybus.jp/topics/?ca=1&p=1#n1688355163-063138