Katakana: ナ

Romaji: na

memory aide:  think of the knot in the ribbon that you put on a present.  This is where the two ribbons, cross.  You tie a knot.

Don’t confuse it with オ (romaji: o), the na does nothave the extra line on the bottom.

 Example words:

ナイフ        naifu         knife

ナンバー　  nanbaa     number