Definition of 下り階段 (くだりかいだん)
くだかいだん
                        下り階段
くだりかいだん
kudarikaidan
noun
•
        
descending staircase
Related Kanji
| 下 | below, down, descend, give, low, inferior | 
| 階 | storey, stair, counter for storeys of a building | 
| 段 | grade, steps, stairs |