Article snapshot taken from Wikipedia with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
Updated to match(es) played on December 3, 2011. Source: J.League Division 2 Rules for classification: 1st points; 2nd goal differential; 3rd goals scored; 4th head-to-head results; 5th disciplinary points; 6th draw. If two clubs are tied for first place, both clubs will be declared champions.
Masanaga Kageyama