Yondan ( 4th Dan ) classes were generally attended by approximately 20 participants where four Honbu Dojo instructors taught taking turns .
Classes were separated based on the Dan level , and all training were well instructed and wellorganized .
Dan ( Dan   ) classes were generally attended by approximately 20 participants where four Honbu Dojo instructors taught taking turns .
Classes were separated based on the Dan level , and all training were well instructed and wellorganized .