忘年の交 Bounen no kou.

  • 解釈:年齢の差を気にすることなく親しく交友すること。
  • Literal:The relations which have forgotten age.
  • Interpretation:It is associating friendly, without caring about the difference of age.
  • 類義:
GLN 日本の諺・金言・名言 A proverb, a maxim, and a wise saying of Japan.