noun
dan rank; advanced rank; black belt grade
Refers to the graded level of proficiency in disciplines such as martial arts (judo, karate, kendo), board games (go, shogi), and other skill-based systems. Often used when discussing one's rank or comparing levels.
彼は柔道で三段の段位を持っている。
He holds a 3rd dan rank in judo.
囲碁の段位は実力を示す一つの目安だ。
Dan rank in go is one indicator of skill.