It is the acronym for a dependency and a project of the German Ministry of Environment. This is the "Internationale Klimaschutzinitiative" which translates "International Climate Initiative". In Chemistry is the representation of Lugol or dissolution of lugol (potassium iodide in distilled water), which is a derivative of Iodine, which is used as disinfectant and antiseptic. It is also used as a reagent for iodine testing in medical analysis. In Japan it is the name of a locality, of an island and was also the name of a Province, which today is Nagasaki Prefecture. It is the name of a supermarket chain in Lithuania, which in your language means "see you later" or "see you soon".
IKI 1. Supermarket chain 2 . Island in the Pacific Ocean in the Kyushu region. 3 . City in Japan, in Nagasaki Prefecture, where the second atomic bomb fell in the Second War. 4 . Lugol or dissolution of Lugol, dissolution of molecular iodine "I" and potassium iodide "KI". 5 . Internationale Klimaschutzinitiative, IKI of its name in German, or International Climate Protection Initiative