From Yongwudaozhu blog etc.:
Guangzhou: 新年快乐!
New York: Happy Spring Festival!
Rome: Festival Felice Della Molla!
London: Happy Spring Festival!
Paris: Festival Heureux De Ressort !
Tokyo: 幸せなスプリング?フェスティバル!
Holland: Gelukkige Festival van de Lente!