慇懃丁重[inginteichou] polite and courteous 慇懃を通じる[inginwotsuujiru] to have a surreptitious sexual relationship with 慇懃な間柄[inginnaaidagara] (on) friendly terms with
慇懃丁重[inginteichou] polite and courteous 慇懃を通じる[inginwotsuujiru] to have a surreptitious sexual relationship with 慇懃な間柄[inginnaaidagara] (on) friendly terms with