bout will last for three minutes or 8 points difference between the
Category two - Less serious offences; Jogai, mubobi, etc. ow falls under one umbrella. If you jogai, Warning no. one, then jogai again warning no two - keikoku (ippon against you), then a mubobi - hansoku chui (nihon against you), etc. There is no more 3 jogai and 3 mubobi etc. allowed they now are all in one category.
you want to take part in the kata competition you will have to know
If there is only between 9 and 16 participants they will start with a compulsory kata, thereafter they do free kata. In their free kata choice they can then do the second shitei kata, (the one they did not do, as kata cannot be repeated here).