友好 ゆうこう関係 かんけい
yūkōkankei

Noun

1. (establish) friendly (cordial) relations (with, between); (form) friendship (e.g. with a nation)

我々 われわれ日米 にちべい かん友好 ゆうこう関係 かんけい維持 いじしなければならない。
warewarewa nichibēkanno yūkōkankēo iji shinakereba naranai.
We must maintain the amicable relations between Japan and the U.S.