A candidate for publication in the 3M Bookshelf Series, but never published in quantity. It is a very simple tile placement game. It is a 2 or 4 player game, the four player rules consisting simply in a tournament.Only about 100 copies of this game were produced they were all pre-production play test and reviewers' copies and most were subsequently destroyed. The first run had a 1965 copyright and a 10 X 10 playing surface the second run has a 1966 copyright and a 9 x 10 playing surface.Spielbox republished Jati in 1986. - BoardGameGeek