Two Japanese Sewage workers both come up for retirement after working in the Sewers of Tokyo for fifty years.
The Mayor of the City arranges a presentation in Honour of the men and to thank them for their hard work and loyalty. On the evening of the presentation,the Mayor asks both men to come forward to receive a retirement gift and to thank them publicly for there dedication. The Mayor said to both men. "On behalf of the people of this city I thank you for all your work in the Sewers of Tokyo. Having worked in the sewers for 50yrs you must be very good friends." Both men told the Mayor that this was the first time they had ever met. To which the Mayor replied. Oh, so you are just two Nips that pass in the Shite"