一本締め／一丁締め (ippon-jime, icchou-jime)
If you’re every going to a 飲み会 (nomikai) or a 合コン(go-kon) or even some serious meetings like 集会（shu-kai） or 納会 (no-kai) , the one “move” you want to learn is the 一本締め (ippon-jime).
By kontenten from Japan. – 三本締め
(Archived by WebCite® at https://www.webcitation.org/63sLuEGx8), CC BY 2.1 jp, Link
Not only is this move used in ceremonies, but at times, can be used at the end of a successful business meeting, or even big congregations such as a 株主総会（kabunushi-sokai) or Investor relationship.
There are other styles like the 三本締め(sanbon-jime)、一丁締め(icchou-jime) 、博多手一本（hakata-te-ippon, or “the hakata style ippon”), or 大阪締め(Osaka-jime, or the “the osaka style closing (ippon)”.
Need less to say, there are probably local versions of the this closing ritual. If you’d like to really experience a Japanese nomikai (japanese style-after party). You should get a hold of this move!