Called the Spathiphyllum or Peace Lily because it looks like a white flag. They are native plants and widely seen in boggy wetlands in Japan.
Do not confuse it with Calla Lily or Skunk Cabbage. It is considered one of top ten best pollution-cleaning plants.
Info on care for your peace lily at this page.
NATURE IN JAPAN 
Oui, ils le font. They not only help with air pollutants in the home, but they also release a lot of moisture into the air. Acquérir un air propre et paisible
peaclily /