In this part of the tutorial I'll explain Nico Nama lingo:danmaku shokunin (弾幕職人), kashi shokunin (歌詞職人),tmt,otzu (おつ), enchotsu (延長おつ),koukoku otsu (広告おつ),noshi ノシ, ORZ, no (ノ) and he (へ).
http://www.nicovideo.jp/watch/sm15438384