My husband said jokingly, it reminded him of the gates in the television series "Stargate SG1", by going through the gates you go to another world. And maybe this is what happened here, a connection between Gothenburg and Japan.
Sofu Teshigahara, the founder of the Sogetsu Ikebana School, said that ikebana is an art form for those who earnestly seek the relation with nature. And when making ikebana one has to add to nature. He said, and I quote from his book Kadensho: "The degree to which one can alter nature is an important aspect of ikebana."
You can find more work of Maja Droetto on her website