あおこ

青 粉

  1. noun (common) (futsuumeishi)

    powderized green laver

  2. noun (common) (futsuumeishi)

    blue-green algae (esp. Microcystis spp.), cyanobacteria
    word usually written using kana alone

  3. noun (common) (futsuumeishi)

    algal bloom, water bloom