Enjoy yo day in Swahili

Siku njema or kutwa njema, nice day (with you and your understood). These are very common parting Words, varying with the time of day: siku njema, have a nice day; kutwa njema, nice day; asubuhi njema, nice morning; jioni njema, nice evening; uskiu mwema, nice night (like Good Night upon parting or closing a telephone conversation on text message).