first dan level 意味

• 《囲碁》初段｛しょだん｝
  

例文

1. in march 1943 , the new butoku kai changed the titles to hanshi , tasshi and renshi (senior teacher ), and the dan-i (qualification of rank ) to a to-i system , with the fifth ' to ' as the first dan level , the fourth ' to ' as the second dan level , and so on to the first ' to ' as the fifth dan , thus abolishing the sixth dan and those above it .
   昭和18年（1943年）3月、新武徳会は称号を範士・達士・錬士とし、段位を等位制に改め、初段を五等、二段を四等～五段を一等として、六段以上の段位を廃止。